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♪ MUSIC ♪
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NARRATOR: High up above
the Mediterranean Sea,
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00:00:05,739 --> 00:00:08,809
newborn monkeys
prepare to patrol
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the Rock of Gibraltar.
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00:00:11,511 --> 00:00:13,080
Across the Atlantic,
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00:00:13,080 --> 00:00:20,120
flamboyant flamingos
forage to feed their flock.
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00:00:20,120 --> 00:00:21,355
And a single-mother
manatee
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00:00:21,355 --> 00:00:24,258
trains her young
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00:00:24,258 --> 00:00:27,227
in the ways
of the wild.
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00:00:30,397 --> 00:00:34,668
Bound together
by a common goal,
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Fighting
for their future.
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00:00:38,772 --> 00:00:40,173
For these animals,
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family life
is the key to survival.
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00:00:49,349 --> 00:00:53,820
Inside the different
realms of the Wild Kingdom,
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members of a single species
assemble in droves,
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00:00:58,692 --> 00:01:00,527
And one flock,
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00:01:00,527 --> 00:01:02,095
herd,
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or troop
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reigns supreme.
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These are
the world's great
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At the southern tip
of Europe,
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the Rock of Gibraltar
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stands guard
at the gateway
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between
the Atlantic Ocean
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and
the Mediterranean Sea.
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This is one of
the Pillars of Hercules,
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the end of the known world
in Greek mythology.
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The British flag
now flies
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above this strategically
valuable post.
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00:01:54,281 --> 00:01:56,850
And modern myth says
it will stay here,
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as long as Gibraltar's
wild monkeys,
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remain rulers of the Rock.
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00:02:07,494 --> 00:02:09,796
Currently,
there are just over
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00:02:09,796 --> 00:02:12,165
200 Barbary macaques
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00:02:12,165 --> 00:02:15,202
living amongst
the 30,000 residents
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00:02:15,202 --> 00:02:19,139
of the small, densely populated
city of Gibraltar.
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00:02:28,281 --> 00:02:34,087
Hundreds of tourists also
flock to the Rock every day.
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00:02:34,087 --> 00:02:35,655
The hustle and
bustle of the city
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00:02:35,655 --> 00:02:39,292
is a part of life
for the macaques
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But make no mistake,
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these are
wild monkeys.
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In fact, they are the only
non-human primates
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that live
wild in Europe
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The empire of the
Barbary macaques
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00:02:59,413 --> 00:03:00,747
is scattered across
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00:03:00,747 --> 00:03:02,115
northern Africa,
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once known as
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the Barbary Coast,
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and here in Gibraltar.
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In 2009 the species
was declared endangered.
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Deforestation has decimated
the Atlas Mountains
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of Algeria
and Morocco,
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which was once home
to three quarters
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00:03:21,301 --> 00:03:24,504
of the Barbary
macaque population.
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00:03:28,475 --> 00:03:31,678
So while Gibraltar's
stronghold is thriving,
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it may also be the last hope
for the Barbary macaques.
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If this animal empire
is to rise again,
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it must have a well-established
succession plan.
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00:03:57,104 --> 00:03:58,405
Macaques form
social groups
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00:03:58,405 --> 00:04:02,142
of 10-100 individuals
called troops.
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00:04:04,377 --> 00:04:07,581
While hierarchy among females
is based on birthright,
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00:04:07,581 --> 00:04:12,052
male members of the troop
must fight for their rank.
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Two competing males
joust with each other
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to establish
dominance.
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The fight draws a crowd.
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Potential allies
pick sides
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hoping to be part of
the winning coalition.
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As is often the case,
the elder emerges the winner.
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00:05:04,471 --> 00:05:06,806
It's not uncommon for
these sparring matches
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to leave lasting scars.
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But it's well
worth it.
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To the victor
goes the spoils.
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Evidence suggests
it's the macaque female
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who chooses
her mate.
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And chances are,
she'll pick the winning male.
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00:05:34,267 --> 00:05:38,138
But Barbary macaques
are a promiscuous bunch.
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After partnering with
the dominant male,
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00:05:43,343 --> 00:05:47,280
females will mate with
others in the troop.
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00:05:50,784 --> 00:05:54,287
This increases
the odds of conception.
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00:05:56,723 --> 00:06:03,263
It also means there's no way
to know who the father is.
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In a busy city
like Gibraltar,
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this could
pose a problem.
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A baby monkey
is vulnerable.
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Danger lurks around
every corner.
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Someone will have to
help protect
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the heir
to the empire.
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To the west,
across the Atlantic,
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the Caribbean Sea rests between
the coasts of two continents
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This is the breeding ground
of the American flamingo,
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also known as
the Caribbean flamingo.
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These are the only flamingos
found in North America.
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At least, the only
real flamingos.
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00:07:15,368 --> 00:07:18,672
It was artist
Don Featherstone in 1957
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who created
the now infamous
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pink plastic
lawn ornaments.
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Fake fowl folk art is
an icon of American kitsch
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that is celebrated
to this day
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and a popular prank
on 40th birthdays.
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From cave drawings
to Alice's croquet mallets,
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this colorful character
has been making an appearance
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in artwork and stories
for centuries.
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In the natural world,
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the American flamingo
is currently thriving.
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But that may not
last long.
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Other flamingo species
in the western hemisphere,
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like the Chilean and Andean
flamingos, are in decline.
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Current trends suggest
the American flamingo
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may face
the same fate.
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If they are to avoid
the fall of their empire,
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00:08:18,064 --> 00:08:22,769
flamingo families must
ensure their bloodlines.
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And that means
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relying on a heavily
coordinated mating ritual.
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The American flamingo lives
throughout the Caribbean,
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and from South Florida
in the north
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to Venezuela
in the south.
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Each year,
thousands travel
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from the mainland
of Venezuela
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to the island of Bonaire,
to breed.
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In Pekelmeer, on the southern
tip of the island,
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is the largest natural
flamingo sanctuary
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in the western
hemisphere.
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00:09:01,775 --> 00:09:06,312
It's an ideal habitat
for these aquatic birds.
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00:09:06,312 --> 00:09:09,249
"Pekel" is Dutch for
salt water,
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00:09:09,249 --> 00:09:13,186
and "meer"
means lake.
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The shallow water
is home to algae, insects
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00:09:16,122 --> 00:09:19,092
and the meal of choice
for flamingos,
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00:09:19,092 --> 00:09:21,494
shellfish.
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This is the source
of their signature look.
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These crustaceans contain large
amounts of beta carotene,
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just like carrots.
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00:09:33,106 --> 00:09:37,277
And it's beta carotene
that makes flamingos pink.
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These birds seem proud
of their pink plumage.
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Flamingos spend about a quarter
of their time preening,
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nearly twice as much
as other waterfowl.
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When birds preen,
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they gather oil from a gland
at the base of their tail.
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They then redistribute the oil
to the rest of their bodies.
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It keeps the bird's feathers
in tip-top shape.
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Here on Bonaire's
breeding grounds,
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looking good
is especially important.
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In addition to keeping
them warm and dry,
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00:10:30,129 --> 00:10:33,399
well-preened plumage
helps attract a partner.
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Like many other species,
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these birds
compete for a mate.
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00:10:40,673 --> 00:10:43,543
But this isn't
a show of strength,
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it's more like
a dance competition.
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All at once,
groups of tens
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or even hundreds
within the colony
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will begin an elaborate
series of movements,
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all with the goal
of attracting a mate.
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00:11:02,195 --> 00:11:04,364
And the flamboyant
flamingos
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have some
fancy dance moves.
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They start
with a head flag,
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stretching their necks
and heads high,
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bill pointing up,
and moving their heads
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from side to side.
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00:11:23,616 --> 00:11:26,319
They then lift their wing
in a salute
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to show off
their plumage.
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00:11:31,224 --> 00:11:34,694
And finally,
the twist preen.
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Each bird twists it's head
back and quickly preens.
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But, unlike the macaques
of Gibraltar,
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a flamingo couple
will usually mate for life.
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All the more reason
for this single adult female
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to be picky
in choosing her partner.
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Finally,
the dance ends
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and cupid's arrow
finds its mark.
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A female calls out
to her chosen mate,
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Then starts walking away
from the group,
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making herself
available.
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She stops, lowers her head
and spreads her wings.
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It's an invitation
for the male to mount.
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It's a complex
operation.
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Made no easier
by the fact
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that it all takes place
in the water.
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For this couple,
it's just the first
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of many
challenging steps
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in starting
a flamingo family.
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They must now
build a nest
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big and strong enough
to resist flooding
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and changes
in temperature.
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The bond between these
partners may be unbreakable,
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but the fragile egg
they hope to produce, is not.
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1,200 miles
northeast from Bonaire,
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the coast of Florida is a much
sought after winter escape.
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And not just for humans.
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When the temperature drops
in December,
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manatees begin to move
from the cold open ocean
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to the warmer inland waters
along the coast.
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Manatees are large
marine mammals
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that belong to
the order Sirenia.
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00:13:59,439 --> 00:14:03,276
Sirenia is from the Latin
"siren", or mermaid.
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00:14:09,382 --> 00:14:11,284
The myth of
a part-woman,
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part-fish
has existed
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00:14:13,219 --> 00:14:16,456
as long as there
have been seafarers.
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00:14:18,558 --> 00:14:20,693
Christopher Columbus
himself wrote
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00:14:20,693 --> 00:14:26,432
of the "female forms that rose
high out of the sea".
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00:14:26,432 --> 00:14:30,837
Historians believe this
is the first written record
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00:14:30,837 --> 00:14:34,507
of a manatee sighting
in these waters.
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00:14:36,209 --> 00:14:39,212
Similar to flamingos,
West Indian manatees
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range from the southeastern
United States
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00:14:41,848 --> 00:14:45,752
to the northern coast
of South America.
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Manatees are
slow moving
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and have
a low metabolic rate.
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00:14:51,557 --> 00:14:54,861
This leaves them
vulnerable in the cold.
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00:14:54,861 --> 00:14:56,863
Exposure to
water temperatures
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00:14:56,863 --> 00:14:59,398
below 70 degrees
Fahrenheit
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00:14:59,398 --> 00:15:03,136
can lead to a condition called
"cold stress syndrome"
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00:15:03,136 --> 00:15:05,772
and even death.
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00:15:05,772 --> 00:15:07,774
So, like the snowbirds
that make
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00:15:07,774 --> 00:15:10,777
the annual migration
south for the winter,
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00:15:10,777 --> 00:15:15,314
these manatees
head for warmer climes.
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00:15:15,314 --> 00:15:17,116
One popular destination
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00:15:17,116 --> 00:15:18,484
is Sanibel Island,
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00:15:18,484 --> 00:15:22,321
off the coast
of Fort Myers, Florida.
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00:15:22,321 --> 00:15:26,159
Its warm water springs,
lagoons and bayous
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00:15:26,159 --> 00:15:29,662
offer ideal habitats
to find a mate.
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00:15:32,165 --> 00:15:35,802
But that habitat
is shrinking.
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00:15:35,802 --> 00:15:40,807
And so too is
the manatee population.
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00:15:40,807 --> 00:15:42,809
It's estimated that
there are fewer than
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00:15:42,809 --> 00:15:47,647
6,500 manatees
in Florida,
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00:15:47,647 --> 00:15:52,652
few enough to be
considered endangered.
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00:15:52,652 --> 00:15:54,654
Because females
give birth
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00:15:54,654 --> 00:15:56,789
only once
every two years,
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00:15:56,789 --> 00:15:59,492
every chance to breed
is crucial
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00:15:59,492 --> 00:16:01,994
to sustaining
their empire.
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00:16:06,732 --> 00:16:11,270
In one of Sanibel Island's
warm water springs,
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00:16:11,270 --> 00:16:14,173
a female
lays in wait.
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00:16:15,107 --> 00:16:20,279
She has the full attention
of multiple male suitors.
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00:16:20,279 --> 00:16:22,748
A dozen bulls
follow her,
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00:16:22,748 --> 00:16:25,051
forming
a mating herd.
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00:16:27,186 --> 00:16:30,323
Within the herd,
these males compete
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00:16:30,323 --> 00:16:33,125
to become
the first to mate.
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00:16:36,596 --> 00:16:38,598
Like the macaques,
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00:16:38,598 --> 00:16:40,433
more than one
will have a chance
235
00:16:40,433 --> 00:16:43,569
at fathering her calf.
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00:16:43,569 --> 00:16:47,306
It's a matter of
playing the odds.
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00:16:49,108 --> 00:16:52,812
For this female to have the best
possible chance at conception,
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00:16:52,812 --> 00:16:57,617
she will mate with multiple
members of the herd.
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00:17:01,053 --> 00:17:02,622
Three weeks later,
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00:17:02,622 --> 00:17:05,224
the males disperse.
241
00:17:05,224 --> 00:17:08,060
Their part in the breeding
process is complete.
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00:17:08,060 --> 00:17:11,364
And it's been
a success.
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00:17:11,364 --> 00:17:15,201
This female
is now pregnant.
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00:17:15,201 --> 00:17:18,671
Her pregnancy will last
a whole year.
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00:17:18,671 --> 00:17:21,040
During this time,
the mother manatee
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00:17:21,040 --> 00:17:24,577
and her unborn calf
are vulnerable.
247
00:17:29,048 --> 00:17:32,218
When these big mammals
break the surface to breathe
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00:17:32,218 --> 00:17:37,423
they're an unwitting target
for the hull or prop of a boat.
249
00:17:42,495 --> 00:17:44,697
Most of Florida's
manatees
250
00:17:44,697 --> 00:17:49,201
bear distinctive scars
to prove it.
251
00:17:49,201 --> 00:17:56,242
Locals say that not a single
manatee has gone unscathed.
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00:17:56,242 --> 00:17:58,678
This potential
new manatee mother
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00:17:58,678 --> 00:18:00,613
must be cautious
and careful
254
00:18:00,613 --> 00:18:02,782
if she's to survive
long enough
255
00:18:02,782 --> 00:18:06,953
to deliver the newborn
now growing inside her.
256
00:18:28,341 --> 00:18:30,376
High up on
the Rock of Gibraltar,
257
00:18:30,376 --> 00:18:32,311
six months have passed
258
00:18:32,311 --> 00:18:38,150
and a new member
has joined the troop.
259
00:18:38,150 --> 00:18:39,552
Like other primates,
260
00:18:39,552 --> 00:18:42,488
the baby macaque sticks close
to its mom at first,
261
00:18:42,488 --> 00:18:44,757
feeding on her milk.
262
00:18:47,626 --> 00:18:50,329
Though sometimes
mistaken as apes,
263
00:18:50,329 --> 00:18:52,665
macaques are
in fact, monkeys.
264
00:18:55,368 --> 00:18:58,637
The difference
is in the tail.
265
00:18:58,637 --> 00:19:00,406
Most monkeys
have them.
266
00:19:00,406 --> 00:19:02,475
Ape's don't.
267
00:19:04,577 --> 00:19:06,278
Though it doesn't
look like it,
268
00:19:06,278 --> 00:19:08,247
macaque's
do have a tail,
269
00:19:08,247 --> 00:19:10,516
it's just
really small.
270
00:19:16,756 --> 00:19:19,091
A fully-grown
macaque's tail
271
00:19:19,091 --> 00:19:23,596
is only between 1/8 and
3/4 of an inch long.
272
00:19:31,070 --> 00:19:34,273
And there is another
extraordinary quality
273
00:19:34,273 --> 00:19:38,044
that makes the Barbary
macaques unusual.
274
00:19:40,746 --> 00:19:45,451
Males play an active role
in parenting.
275
00:19:46,452 --> 00:19:48,454
It's uncommon
among primates.
276
00:19:48,454 --> 00:19:52,291
Especially when
paternity is uncertain.
277
00:19:56,095 --> 00:20:00,266
Since it's near impossible
to know who the father is,
278
00:20:00,266 --> 00:20:02,568
it would be easy enough
for any mating male
279
00:20:02,568 --> 00:20:05,538
to be a deadbeat dad.
280
00:20:07,106 --> 00:20:10,276
Instead,
they all pitch in.
281
00:20:19,118 --> 00:20:21,287
Perhaps because of
this uncertainty,
282
00:20:21,287 --> 00:20:24,223
all male Barbary
macaques in a troop
283
00:20:24,223 --> 00:20:28,127
are integral to raising
all the infants.
284
00:20:31,130 --> 00:20:35,301
It's a form of what scientists
call "alloparenting",
285
00:20:35,301 --> 00:20:38,270
when individuals other than
the biological parents
286
00:20:38,270 --> 00:20:41,373
act in a parental role.
287
00:20:49,348 --> 00:20:50,416
For the Barbary
macaques,
288
00:20:50,416 --> 00:20:54,787
it really does take a village
to raise a family.
289
00:20:58,657 --> 00:21:00,226
Just months ago,
290
00:21:00,226 --> 00:21:02,394
these male macaques
waged war
291
00:21:02,394 --> 00:21:06,398
for the affection
of a female.
292
00:21:06,398 --> 00:21:08,234
But when it comes
to child care,
293
00:21:08,234 --> 00:21:10,536
they must put aside
their differences
294
00:21:10,536 --> 00:21:16,542
and help train and protect
the troop's new recruits.
295
00:21:16,542 --> 00:21:20,012
It's a challenging
responsibility.
296
00:21:21,080 --> 00:21:22,081
After a few months,
297
00:21:22,081 --> 00:21:24,783
the young macaque is eager
to roam the slope
298
00:21:24,783 --> 00:21:30,523
and explore the empire
it will one day inherit.
299
00:21:30,523 --> 00:21:32,324
Now weaned
from its mother,
300
00:21:32,324 --> 00:21:37,196
it must find food
on its own.
301
00:21:37,196 --> 00:21:40,533
But Gibraltar
is a busy post.
302
00:21:40,533 --> 00:21:43,235
The roads of
the Rock are dangerous,
303
00:21:43,235 --> 00:21:44,403
especially
for a hungry,
304
00:21:44,403 --> 00:21:46,672
and curious,
little monkey.
305
00:21:59,718 --> 00:22:01,820
On the Caribbean island
of Bonaire,
306
00:22:01,820 --> 00:22:04,156
when it comes
to nesting,
307
00:22:04,156 --> 00:22:07,560
birds of a feather
truly flock together.
308
00:22:10,396 --> 00:22:13,799
The expecting flamingo parents
join other couples,
309
00:22:13,799 --> 00:22:20,539
all nesting together at
the same time, once a year.
310
00:22:20,539 --> 00:22:22,775
The success of
this animal empire
311
00:22:22,775 --> 00:22:30,082
is based on the colony's chicks
all hatching in sync.
312
00:22:30,082 --> 00:22:33,586
This makes it easier
to provide for the newborns.
313
00:22:33,586 --> 00:22:36,755
a responsibility that,
like the Barbary macaques,
314
00:22:36,755 --> 00:22:43,462
is shared by all the adults
of the flock.
315
00:22:43,462 --> 00:22:45,798
To get ready for laying
and hatching,
316
00:22:45,798 --> 00:22:48,167
both the male and female
help build the nest
317
00:22:48,167 --> 00:22:50,803
out of mounds of
mud, stone,
318
00:22:50,803 --> 00:22:53,572
straw and feathers.
319
00:22:54,340 --> 00:22:58,811
Construction takes
about six weeks.
320
00:22:58,811 --> 00:23:01,280
The flamingos use their bills
to make the mound
321
00:23:01,280 --> 00:23:03,315
by bringing the mud
and other materials
322
00:23:03,315 --> 00:23:05,985
towards their feet.
323
00:23:07,786 --> 00:23:09,555
If they build it right,
324
00:23:09,555 --> 00:23:12,558
it will stand about
12 to 18 inches tall
325
00:23:12,558 --> 00:23:15,561
and will be shaped
like a volcano.
326
00:23:17,296 --> 00:23:21,367
On top they make a shallow
well for the egg.
327
00:23:25,671 --> 00:23:32,144
The mound helps keep the egg
at a constant temperature
328
00:23:32,144 --> 00:23:36,582
It also keeps it out of
ground level flooding.
329
00:23:36,582 --> 00:23:40,085
The nest has to be built
well enough to hold the egg
330
00:23:40,085 --> 00:23:44,290
and mom and dad,
for at least a month.
331
00:23:44,290 --> 00:23:48,427
Once the nest is complete,
mother flamingo lays her egg.
332
00:23:56,568 --> 00:24:00,639
Flamingos usually
lay one large egg.
333
00:24:00,639 --> 00:24:03,542
It's shaped the same
as a chicken egg,
334
00:24:03,542 --> 00:24:09,381
but weighs two to
three times as much.
335
00:24:09,381 --> 00:24:15,454
Both parents help with
incubation while they wait.
336
00:24:15,454 --> 00:24:18,123
And after
just under a month,
337
00:24:18,123 --> 00:24:20,326
the egg hatches
338
00:24:28,467 --> 00:24:31,236
Both mother and
father are there
339
00:24:31,236 --> 00:24:34,173
when the chick
emerges from its shell.
340
00:24:36,475 --> 00:24:39,078
They stand over
and gently preen
341
00:24:39,078 --> 00:24:41,280
and nibble the newborn.
342
00:24:43,082 --> 00:24:45,384
At first, the chick
can only move
343
00:24:45,384 --> 00:24:50,756
by pushing its wings
and lifting its head.
344
00:24:50,756 --> 00:24:52,858
As the hours
and days pass,
345
00:24:52,858 --> 00:24:57,763
it grows stronger
and begins to walk.
346
00:24:57,763 --> 00:25:00,466
Its red bill and
plump, swollen legs
347
00:25:00,466 --> 00:25:03,635
turn black
after a week or so.
348
00:25:05,604 --> 00:25:07,473
After ten days,
349
00:25:07,473 --> 00:25:12,444
the new chick
is ready to join a crèche,
350
00:25:12,444 --> 00:25:14,680
it's a kind of
flamingo daycare
351
00:25:14,680 --> 00:25:18,083
where chicks are watched
by a group of adults.
352
00:25:23,689 --> 00:25:25,657
There's still
a long way to go
353
00:25:25,657 --> 00:25:28,727
before he is ready
to leave the nest for good.
354
00:25:28,727 --> 00:25:31,764
He must learn
to feed on his own.
355
00:25:31,764 --> 00:25:36,168
And with human civilization
expanding nearby,
356
00:25:36,168 --> 00:25:40,773
Bonaire's once bountiful banquet
is depleting.
357
00:25:40,773 --> 00:25:45,477
There's simply not enough
grub to go around.
358
00:25:45,477 --> 00:25:47,279
With thousands
of mouths to feed,
359
00:25:47,279 --> 00:25:49,648
the newest members
of this empire
360
00:25:49,648 --> 00:25:53,152
will need to learn
to fight for food,
361
00:25:53,152 --> 00:25:57,189
or flee, if they are going
to survive.
362
00:26:03,262 --> 00:26:06,131
The inland waters of
Florida's Sanibel Island
363
00:26:06,131 --> 00:26:09,201
are calm and quiet.
364
00:26:11,036 --> 00:26:12,237
It's been a year
365
00:26:12,237 --> 00:26:16,508
since the manatee
mating herd dispersed.
366
00:26:16,508 --> 00:26:20,646
The pregnant female has managed
to stay safe and secure
367
00:26:20,646 --> 00:26:26,618
in the warm shallow
waters of the mangroves.
368
00:26:26,618 --> 00:26:28,654
And she's now
the proud mother
369
00:26:28,654 --> 00:26:31,657
of a new baby calf.
370
00:26:34,092 --> 00:26:35,661
Like most
manatee births,
371
00:26:35,661 --> 00:26:37,830
her newborn
is a single calf
372
00:26:37,830 --> 00:26:39,832
just over
three feet long
373
00:26:39,832 --> 00:26:43,635
and weighing between
55 and 65 pounds.
374
00:26:47,206 --> 00:26:48,507
Within minutes
of birth,
375
00:26:48,507 --> 00:26:50,509
the precocious
newborn manatee calf
376
00:26:50,509 --> 00:26:52,711
is able to swim.
377
00:27:00,586 --> 00:27:07,292
Like all mammals,
manatees need air to breathe.
378
00:27:07,292 --> 00:27:09,127
They hold their
breath underwater
379
00:27:09,127 --> 00:27:12,531
while closing the flaps
on their nostrils.
380
00:27:16,568 --> 00:27:21,507
They can stay submerged
for as long as 20 minutes.
381
00:27:21,507 --> 00:27:23,675
But they'll usually
go to the surface
382
00:27:23,675 --> 00:27:26,745
every five minutes
to breathe.
383
00:27:33,151 --> 00:27:36,755
And while the newborn can swim
to the surface on his own,
384
00:27:36,755 --> 00:27:41,293
he needs a bit
of encouragement.
385
00:27:41,293 --> 00:27:44,263
An attentive mother
is right alongside
386
00:27:44,263 --> 00:27:45,497
to make sure
her baby
387
00:27:45,497 --> 00:27:48,734
does as
nature intended.
388
00:27:48,734 --> 00:27:52,571
The calf begins to feed
within a few hours after birth,
389
00:27:52,571 --> 00:27:58,243
nursing from teats located
behind his mother's flippers.
390
00:27:58,243 --> 00:28:03,382
During nursing, the mother
and calf bond is strong.
391
00:28:08,554 --> 00:28:10,088
West Indian manatees
392
00:28:10,088 --> 00:28:13,225
can grow as large as
13 feet long
393
00:28:13,225 --> 00:28:16,662
and weigh
1,200 pounds,
394
00:28:16,662 --> 00:28:20,165
about as much
as a grand piano.
395
00:28:23,769 --> 00:28:27,205
Manatees are sometimes
called sea cows.
396
00:28:27,205 --> 00:28:29,207
And, given
their size and shape,
397
00:28:29,207 --> 00:28:32,544
it's easy
to see why.
398
00:28:32,544 --> 00:28:35,080
Their closest relative
is in fact
399
00:28:35,080 --> 00:28:38,250
a four-legged
land animal,
400
00:28:38,250 --> 00:28:41,386
but it's not
the cow.
401
00:28:41,386 --> 00:28:43,722
It's the elephant.
402
00:28:45,390 --> 00:28:50,729
There's an unusual twist
in this family tree,
403
00:28:50,729 --> 00:28:53,565
it's thought that manatees
evolved from a land mammal
404
00:28:53,565 --> 00:28:56,101
and moved
to the sea,
405
00:28:56,101 --> 00:28:58,403
the opposite of
the usual evolution story
406
00:28:58,403 --> 00:29:04,643
that tells of animals
leaving the water for land.
407
00:29:04,643 --> 00:29:07,012
Now, millions
of years later,
408
00:29:07,012 --> 00:29:12,017
manatees have adapted
to life in the sea.
409
00:29:18,557 --> 00:29:21,627
Unlike macaques
and flamingos,
410
00:29:21,627 --> 00:29:25,664
by the time this newborn manatee
takes his first breath,
411
00:29:25,664 --> 00:29:30,502
his father
will be long gone.
412
00:29:30,502 --> 00:29:34,339
Mom will be the sole parent
for the crucial first years
413
00:29:34,339 --> 00:29:37,676
of this vulnerable
infant's life.
414
00:29:39,044 --> 00:29:41,480
The young manatee stays close
to his mother's side
415
00:29:41,480 --> 00:29:43,548
at all times.
416
00:29:45,484 --> 00:29:49,321
While adults typically
swim in single file,
417
00:29:49,321 --> 00:29:54,493
the calf will always travel
parallel to his mother
418
00:29:54,493 --> 00:29:56,662
Sticking close
means mother and calf
419
00:29:56,662 --> 00:29:59,464
can stay in constant
communication.
420
00:30:07,673 --> 00:30:11,209
Manatees are relatively
quiet creatures.
421
00:30:12,344 --> 00:30:17,215
But they can emit
a wide range of sounds.
422
00:30:17,215 --> 00:30:20,519
Mother and calf are
especially talkative,
423
00:30:20,519 --> 00:30:22,521
the calf cries out
when it's hungry
424
00:30:22,521 --> 00:30:26,324
or gets separated.
425
00:30:26,324 --> 00:30:30,495
This dependency will continue
for as long as two years.
426
00:30:33,498 --> 00:30:39,371
During this time, mother
manatee will serve as teacher.
427
00:30:39,371 --> 00:30:42,507
The young manatee
is an attentive student.
428
00:30:42,507 --> 00:30:46,144
And he must be.
429
00:30:46,144 --> 00:30:48,413
There's lots to learn,
about migration routes,
430
00:30:48,413 --> 00:30:51,183
rest areas,
and especially,
431
00:30:51,183 --> 00:30:54,686
how to find food.
432
00:30:54,686 --> 00:31:01,126
These mammals are herbivores
and eat a variety of plants.
433
00:31:01,126 --> 00:31:02,461
Mother manatee
will eat
434
00:31:02,461 --> 00:31:08,433
15% of her body weight
every day.
435
00:31:08,433 --> 00:31:11,837
The newborn must learn to find
enough food on his own,
436
00:31:11,837 --> 00:31:16,274
if he's to make it
past his second birthday.
437
00:31:16,274 --> 00:31:19,344
And foraging for food
pushes the young manatee
438
00:31:19,344 --> 00:31:22,114
further into Florida's
busy waterways,
439
00:31:22,114 --> 00:31:26,418
and into the path
of potential danger.
440
00:31:48,106 --> 00:31:49,508
Putting food
on the table
441
00:31:49,508 --> 00:31:54,112
is a fundamental part
of any family life.
442
00:31:54,112 --> 00:31:55,580
Once infants have
been weaned,
443
00:31:55,580 --> 00:32:01,720
they have to learn how
to forage on their own.
444
00:32:01,720 --> 00:32:04,222
A young Barbary macaque
takes its lead
445
00:32:04,222 --> 00:32:06,558
from the troop's
senior supervisors,
446
00:32:06,558 --> 00:32:09,060
searching the slopes
of the Rock of Gibraltar
447
00:32:09,060 --> 00:32:11,163
for a meal.
448
00:32:12,397 --> 00:32:13,732
The diet of
most macaques
449
00:32:13,732 --> 00:32:17,068
consists of a mixture
of plants and insects
450
00:32:17,068 --> 00:32:20,238
like snails, worms,
and spiders.
451
00:32:24,409 --> 00:32:26,578
The Gibraltar monkeys
have an advantage
452
00:32:26,578 --> 00:32:31,383
over their African
and Asian kin.
453
00:32:31,383 --> 00:32:35,720
They're a popular
tourist attraction.
454
00:32:35,720 --> 00:32:38,223
And despite rules
against feeding,
455
00:32:38,223 --> 00:32:39,724
they get,
and often take,
456
00:32:39,724 --> 00:32:44,563
their fair share
of handouts.
457
00:32:44,563 --> 00:32:47,632
Hand feeding often
encourages good monkeys
458
00:32:47,632 --> 00:32:49,768
to behave badly.
459
00:32:56,408 --> 00:32:57,876
Local officials
have taken measures
460
00:32:57,876 --> 00:33:00,245
to control
the feeding.
461
00:33:05,517 --> 00:33:08,353
They offer grains of barley
and chopped up vegetables
462
00:33:08,353 --> 00:33:11,489
to keep the monkeys happy,
and occupied.
463
00:33:16,661 --> 00:33:19,631
It's a healthier alternative
to human leftovers
464
00:33:19,631 --> 00:33:22,734
that can cause tooth decay
and disease.
465
00:33:27,806 --> 00:33:29,808
But it's a less than
ideal solution
466
00:33:29,808 --> 00:33:32,344
to a serious problem.
467
00:33:36,748 --> 00:33:39,184
Any helping hand
from humans
468
00:33:39,184 --> 00:33:41,519
puts the monkeys
at risk.
469
00:33:45,457 --> 00:33:47,158
On the Rock of Gibraltar,
470
00:33:47,158 --> 00:33:50,495
natural predators like dogs
and birds are scarce.
471
00:33:50,495 --> 00:33:54,399
Cars and trucks,
however, are not.
472
00:33:57,135 --> 00:33:59,504
A sentinel watches from above
as other members
473
00:33:59,504 --> 00:34:03,742
of the troop
scavenge for food.
474
00:34:03,742 --> 00:34:06,111
Suddenly, he appears
agitated,
475
00:34:06,111 --> 00:34:08,546
scratching and
moving sporadically.
476
00:34:10,215 --> 00:34:12,117
He senses danger,
477
00:34:12,117 --> 00:34:15,687
and calls out to
the rest of the troop.
478
00:34:15,687 --> 00:34:20,292
It's a very
specific call.
479
00:34:20,292 --> 00:34:22,694
Pitch and loudness vary
based on the caller
480
00:34:22,694 --> 00:34:24,763
and who he's calling.
481
00:34:31,269 --> 00:34:33,571
Barbary macaques can tell
the difference between calls
482
00:34:33,571 --> 00:34:35,607
by members
of their own troop
483
00:34:35,607 --> 00:34:38,510
from those
in other groups.
484
00:34:42,747 --> 00:34:48,620
They even have different calls
for different threats.
485
00:34:48,620 --> 00:34:52,490
It's an essential skill
for the society to survive.
486
00:35:05,236 --> 00:35:07,238
Thanks to
the warning signal,
487
00:35:07,238 --> 00:35:11,643
the foraging party is able
to move out of harm's way.
488
00:35:26,491 --> 00:35:29,394
As the sun sets
over the Mediterranean,
489
00:35:29,394 --> 00:35:31,663
the Barbary macaques
seek shelter in the trees
490
00:35:31,663 --> 00:35:37,335
along the slopes of
the Rock of Gibraltar.
491
00:35:37,335 --> 00:35:40,071
The juvenile monkeys
are now safe and secure
492
00:35:40,071 --> 00:35:42,474
in the company
of the troop.
493
00:35:43,708 --> 00:35:46,411
To relieve the stress
of a dramatic day,
494
00:35:46,411 --> 00:35:49,214
they relax
by grooming.
495
00:35:51,149 --> 00:35:53,585
Though it sometimes
results in a snack,
496
00:35:53,585 --> 00:35:55,086
the main function
of grooming
497
00:35:55,086 --> 00:36:00,692
seems to be
to soothe the nerves.
498
00:36:00,692 --> 00:36:03,161
Scientists believe
that it's the groomer,
499
00:36:03,161 --> 00:36:09,267
not the groomed,
that benefits the most.
500
00:36:09,267 --> 00:36:11,636
And as they have
for the last few months,
501
00:36:11,636 --> 00:36:14,372
male adults play
a leading role in ensuring
502
00:36:14,372 --> 00:36:21,513
the juveniles have
a chance to unwind.
503
00:36:21,513 --> 00:36:23,148
In just
a few more years,
504
00:36:23,148 --> 00:36:25,650
when they reach
the age of four or five,
505
00:36:25,650 --> 00:36:31,523
the juveniles will be ready
to start their own families.
506
00:36:31,523 --> 00:36:34,359
And they too will have
to help their young
507
00:36:34,359 --> 00:36:37,095
navigate the streets
of Gibraltar.
508
00:36:42,333 --> 00:36:44,169
For the last
six centuries,
509
00:36:44,169 --> 00:36:47,639
macaques and humans have
managed to live together
510
00:36:47,639 --> 00:36:50,141
in these tight quarters.
511
00:36:53,278 --> 00:36:55,814
Both must follow
the rules of the Rock
512
00:36:55,814 --> 00:36:58,650
if they're to continue
to co-exist
513
00:36:58,650 --> 00:37:01,486
for the centuries
to come.
514
00:37:22,307 --> 00:37:24,776
It's not just mammals
like monkeys and manatees
515
00:37:24,776 --> 00:37:27,679
that provide milk
to their newborns.
516
00:37:31,116 --> 00:37:32,784
When young
flamingos are born,
517
00:37:32,784 --> 00:37:36,121
both mother and father
produce a liquid food
518
00:37:36,121 --> 00:37:40,191
in a pouch in their throat
called a crop.
519
00:37:40,191 --> 00:37:42,460
They regurgitate
this flamingo milk
520
00:37:42,460 --> 00:37:44,462
to the young.
521
00:37:45,296 --> 00:37:49,134
It's also,
the color red.
522
00:37:49,134 --> 00:37:51,603
While the baby is grey
or white at birth,
523
00:37:51,603 --> 00:37:53,404
the pigment
from the flamingo milk
524
00:37:53,404 --> 00:37:58,610
will turn it pink
after a year or so.
525
00:37:58,610 --> 00:38:01,412
Then, he's on his own.
526
00:38:03,348 --> 00:38:05,383
Once the young flamingo's
beak is developed,
527
00:38:05,383 --> 00:38:08,286
he must learn
how to use it.
528
00:38:14,425 --> 00:38:16,161
A flamingo's beak
is custom built
529
00:38:16,161 --> 00:38:18,963
for the job
of filtering food.
530
00:38:26,638 --> 00:38:30,308
The top looks like
an inverted spoon
531
00:38:30,308 --> 00:38:32,610
Inside are hundreds
of horny plates,
532
00:38:32,610 --> 00:38:38,283
similar to certain
baleen whales like humpbacks.
533
00:38:38,283 --> 00:38:43,721
These work like
a filter or sieve.
534
00:38:43,721 --> 00:38:47,825
In shallow water, they use their
long legs like stir sticks,
535
00:38:47,825 --> 00:38:50,628
churning the sediment
on the bottom.
536
00:38:56,534 --> 00:38:59,571
The hungry flamingo
dips its head upside down,
537
00:38:59,571 --> 00:39:03,107
taking a mouthful of
water laden with insects,
538
00:39:03,107 --> 00:39:06,411
tiny crustaceans
and algae.
539
00:39:10,014 --> 00:39:12,483
It then pumps its muscular
tongue like a piston
540
00:39:12,483 --> 00:39:16,754
to drive water
through the filter.
541
00:39:16,754 --> 00:39:20,658
Algae and shellfish now
take the place of the red milk,
542
00:39:20,658 --> 00:39:22,360
providing
the beta carotene
543
00:39:22,360 --> 00:39:26,097
that keeps a flamingo's
feathers pink.
544
00:39:31,169 --> 00:39:32,470
As the chicks grow,
545
00:39:32,470 --> 00:39:36,674
so too
will their appetites.
546
00:39:36,674 --> 00:39:42,480
Flamingos spend about
a third of their time feeding.
547
00:39:42,480 --> 00:39:45,483
Most eat
during the night.
548
00:39:45,483 --> 00:39:47,552
But breeding flamingos
will also eat
549
00:39:47,552 --> 00:39:50,021
during the day.
550
00:39:51,122 --> 00:39:52,357
Producing milk
for their chick
551
00:39:52,357 --> 00:39:56,694
leaves both parents
looking rather pale.
552
00:39:56,694 --> 00:39:59,497
They've lost much of
their pretty pink plumage
553
00:39:59,497 --> 00:40:01,666
and must eat extra helpings
of shellfish
554
00:40:01,666 --> 00:40:05,270
to return to their
former glory.
555
00:40:08,239 --> 00:40:10,275
With growing chicks
and hungry parents,
556
00:40:10,275 --> 00:40:15,847
the demand on food sources
here in Bonaire increases.
557
00:40:15,847 --> 00:40:22,820
And there's not enough to
feed the thousands of beaks.
558
00:40:22,820 --> 00:40:25,490
Both climate change and
encroaching development
559
00:40:25,490 --> 00:40:27,358
are putting a strain
on the wetlands
560
00:40:27,358 --> 00:40:30,495
on which flamingos
depend for food.
561
00:40:32,430 --> 00:40:34,098
And when food
is scarce,
562
00:40:34,098 --> 00:40:37,268
hungry birds
get agitated.
563
00:40:37,835 --> 00:40:39,203
Though they may have
a reputation
564
00:40:39,203 --> 00:40:41,706
as peaceful and
gentle creatures,
565
00:40:41,706 --> 00:40:43,841
when it comes
to food,
566
00:40:43,841 --> 00:40:49,681
these birds
aren't afraid to fight.
567
00:40:49,681 --> 00:40:53,484
It starts with
a show of force.
568
00:40:53,484 --> 00:40:57,255
They expand their plumage
and open their wings,
569
00:40:57,255 --> 00:41:00,124
each competitor
trying to show he or she
570
00:41:00,124 --> 00:41:02,593
is the biggest and
strongest.
571
00:41:04,429 --> 00:41:06,364
If an actual
fight breaks out,
572
00:41:06,364 --> 00:41:10,134
it's called
bill fencing.
573
00:41:10,134 --> 00:41:11,769
A parry and thrust
of necks
574
00:41:11,769 --> 00:41:14,238
and bashing together
of beaks.
575
00:41:21,546 --> 00:41:26,117
Finally, one bird gets tired
and walks away.
576
00:41:28,820 --> 00:41:33,257
But diminishing resources
don't diminish their appetites.
577
00:41:33,257 --> 00:41:36,094
Everyone has to eat.
578
00:41:38,363 --> 00:41:39,697
As a result,
every day,
579
00:41:39,697 --> 00:41:42,166
a few hundred
leave the island
580
00:41:42,166 --> 00:41:45,303
for the coastal waters
of nearby Venezuela,
581
00:41:45,303 --> 00:41:47,638
in search
of more food.
582
00:41:51,309 --> 00:41:55,313
Flamingos may not look like
they were built to fly.
583
00:41:55,313 --> 00:41:58,149
Their legs are longer
than their bodies.
584
00:41:58,149 --> 00:41:59,550
And their necks
are so long
585
00:41:59,550 --> 00:42:02,653
they need nineteen bones
for support.
586
00:42:06,591 --> 00:42:12,630
But they are, in fact,
expert and frequent flyers.
587
00:42:12,630 --> 00:42:14,432
They need
a running take-off
588
00:42:14,432 --> 00:42:17,268
to get their long lean
bodies in the air,
589
00:42:17,268 --> 00:42:20,538
and must continuously
flap their wings.
590
00:42:25,076 --> 00:42:27,245
Once they
take to the skies,
591
00:42:27,245 --> 00:42:31,416
adult flamingos can fly
up to 40 miles per hour.
592
00:42:37,088 --> 00:42:38,389
They need the speed.
593
00:42:38,389 --> 00:42:41,092
Theirs is a daily round
trip commute,
594
00:42:41,092 --> 00:42:42,727
50 miles
from Bonaire
595
00:42:42,727 --> 00:42:45,329
to the mainland
and back again.
596
00:42:52,103 --> 00:42:55,740
By the time the youngsters
reach two and a half months old,
597
00:42:55,740 --> 00:42:59,444
they too are able
to make the flight.
598
00:42:59,444 --> 00:43:03,214
But they're traveling
on a different itinerary.
599
00:43:03,214 --> 00:43:06,651
They will stay on the mainland
for 4 to 5 years,
600
00:43:06,651 --> 00:43:09,387
until they reach
sexual maturity.
601
00:43:10,254 --> 00:43:12,323
Only then
will they return
602
00:43:12,323 --> 00:43:14,659
to the breeding
grounds of Bonaire,
603
00:43:14,659 --> 00:43:17,829
with the hopes that it will
still have enough resources
604
00:43:17,829 --> 00:43:20,198
for them to continue
the life cycle
605
00:43:20,198 --> 00:43:22,633
of their empire.
606
00:43:35,680 --> 00:43:37,682
Manatees spend
approximately
607
00:43:37,682 --> 00:43:40,718
half of their day
sleeping underwater,
608
00:43:44,288 --> 00:43:49,827
They spend the remainder
of their time mostly, eating.
609
00:43:49,827 --> 00:43:51,329
A fully grown
manatee
610
00:43:51,329 --> 00:43:56,801
can consume over
100 pounds of plants.
611
00:43:56,801 --> 00:43:59,437
That means mom
is munching on a meal
612
00:43:59,437 --> 00:44:02,440
for up to
seven hours every day
613
00:44:05,109 --> 00:44:08,513
Now she must teach her calf
how to use his flippers
614
00:44:08,513 --> 00:44:11,282
to "walk"
along the bottom,
615
00:44:11,282 --> 00:44:17,188
to dig for plants and
roots on the sea floor.
616
00:44:17,188 --> 00:44:18,789
When she finds
a plant,
617
00:44:18,789 --> 00:44:20,324
she uses
her flippers
618
00:44:20,324 --> 00:44:25,763
to scoop the vegetation
toward her lips.
619
00:44:25,763 --> 00:44:29,100
A manatee's lips
are split in half,
620
00:44:29,100 --> 00:44:31,168
left and right sides
can move independently
621
00:44:31,168 --> 00:44:33,604
and have seven muscles.
622
00:44:35,573 --> 00:44:37,608
They work
much like the trunk
623
00:44:37,608 --> 00:44:40,344
of their distant relative,
the elephant.
624
00:44:43,548 --> 00:44:46,150
They're called
prehensile lips.
625
00:44:46,150 --> 00:44:47,451
They work
back and forth
626
00:44:47,451 --> 00:44:50,154
in a way that helps them
graze on sea grass
627
00:44:50,154 --> 00:44:52,390
and large leafy plants.
628
00:44:56,327 --> 00:45:00,298
The manatee does not
have front teeth.
629
00:45:00,298 --> 00:45:02,667
Behind the lips,
on the roof of the mouth
630
00:45:02,667 --> 00:45:05,536
are dense, rigid pads
like molars,
631
00:45:05,536 --> 00:45:08,472
used to tear through
and grind plants.
632
00:45:19,617 --> 00:45:21,719
On Sanibel Island,
633
00:45:21,719 --> 00:45:23,387
it may appear as though
the manatees
634
00:45:23,387 --> 00:45:26,090
live a tropical
life of leisure,
635
00:45:26,090 --> 00:45:31,729
relaxing and feasting
in the warm shallow water.
636
00:45:31,729 --> 00:45:35,099
But this
image is deceiving.
637
00:45:37,501 --> 00:45:39,737
Boat strikes
kill an average
638
00:45:39,737 --> 00:45:45,543
of nearly one hundred animals
every year,
639
00:45:45,543 --> 00:45:48,212
Water pollution and
rising sea temperatures
640
00:45:48,212 --> 00:45:51,182
also cause "red tide",
641
00:45:51,182 --> 00:45:53,651
large concentrations
of toxic algae
642
00:45:53,651 --> 00:45:57,722
that kill hundreds
of manatees a year.
643
00:45:57,722 --> 00:46:01,158
It takes females five years,
and males eight,
644
00:46:01,158 --> 00:46:05,096
before they reach
sexual maturity.
645
00:46:05,096 --> 00:46:06,697
Manatees that don't
make it that long,
646
00:46:06,697 --> 00:46:11,669
don't have
a chance to breed.
647
00:46:11,669 --> 00:46:14,038
Conservation efforts
are helping to protect
648
00:46:14,038 --> 00:46:16,674
these docile,
mythical creatures.
649
00:46:20,044 --> 00:46:22,046
But for now,
mother manatee
650
00:46:22,046 --> 00:46:25,216
must trust that her newborn
is well-equipped
651
00:46:25,216 --> 00:46:27,184
to survive
in the wild,
652
00:46:27,184 --> 00:46:29,153
and will live
long enough
653
00:46:29,153 --> 00:46:32,390
to start a family
of his own.
654
00:46:46,837 --> 00:46:48,506
From southern Europe,
655
00:46:48,506 --> 00:46:52,410
to the islands
of the Caribbean,
656
00:46:52,410 --> 00:46:56,814
to the warm waters
of Florida,
657
00:46:56,814 --> 00:46:58,816
the survival of
each of these species
658
00:46:58,816 --> 00:47:02,253
depends on preserving
its lineage.
659
00:47:02,253 --> 00:47:06,157
Macaques, flamingos,
and manatees
660
00:47:06,157 --> 00:47:08,793
all face looming threats
at the hands of
661
00:47:08,793 --> 00:47:12,797
an expanding
human population.
662
00:47:12,797 --> 00:47:16,367
Whether by
working together,
663
00:47:16,367 --> 00:47:18,502
or forced
to go it alone
664
00:47:18,502 --> 00:47:21,405
family life is paramount
to ensuring
665
00:47:21,405 --> 00:47:22,640
the next generation
666
00:47:22,640 --> 00:47:25,443
can adapt to
a changing environment,
667
00:47:25,443 --> 00:47:27,111
and continue
the legacy
668
00:47:27,111 --> 00:47:28,279
of these
669
00:47:28,279 --> 00:47:30,081
of these
Animal Empires.
670
00:47:30,081 --> 00:47:40,124
♪ THEME MUSIC ♪
671
00:47:40,124 --> 00:47:45,096
♪ THEME MUSIC ♪
672
00:47:45,096 --> 00:47:54,105
♪ THEME MUSIC ♪
50881
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