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GARTH BROOKS: Spring in
Voyageurs National Park.
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Hidden within
its dense forests...
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♪ ♪
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9 tiny wolf pups...
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just 4 weeks old.
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(whining)
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To feed them, the pack
needs to hunt...a lot.
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(pups whining)
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leaving the pups home alone.
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♪ ♪
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There's plenty of time to play.
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(whining)
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♪ ♪
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Being a pup can be exhausting..
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but one youngster is restless.
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♪ ♪
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(howling)
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He howls for mom.
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(howls)
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In such a large backyard,
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it will be hard to
hear his small voice.
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(howling)
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Wolf territory
can be 30 square miles
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in Voyageurs National Park.
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♪ ♪
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(woodpecker thumping tree)
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(wolf pup howls)
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♪ ♪
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Mom is out of earshot
of her pup.
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She's busy prowling
the park for food...
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♪ ♪
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a vast, spectacular jewel,
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tucked away in
northeastern Minnesota.
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♪ ♪
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Voyageurs is one
of America's best kept secrets.
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♪ ♪
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Over 10,000 years ago,
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glaciers scoured the land
and filled it with meltwater...
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♪ ♪
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leaving behind
a stunning mosaic,
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where 84,000 acres
of beautifully clear water
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meets over 130,000
acres of forest.
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♪ ♪
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It's a wonderland,
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home to over 100 bird,
and 50 mammal species...
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♪ ♪
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and up to 9 wolf packs.
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♪ ♪
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They have space to thrive
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and an abundance of prey,
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including one animal
that makes the park its own.
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♪ ♪
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Signs of their
presence are everywhere.
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♪ ♪
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The beaver, the largest rodent
in North America.
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♪ ♪
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Around 3,000 live in the park,
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making it the unofficial
beaver capital
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of the United States.
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This hard-working family
has been busy.
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Over the last decade,
they've cut down trees
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to build a dam across a stream.
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It now floods a large area...
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♪ ♪
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a two-acre oasis in the middle
of Voyageurs' thick forest.
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♪ ♪
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These industrious engineers
didn't stop there.
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00:04:06,829 --> 00:04:10,291
They built a home right
in the middle of the pond...
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00:04:14,671 --> 00:04:18,466
accessible
by two underwater entrances...
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a fortress,
safe from predators...
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(grunting)
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and it needs to be.
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Hidden inside 4 tiny kits
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just a few days old
and raring to go.
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♪ ♪
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It's never too early
to start wrestling
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to see who's boss.
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The kits won't leave
until they're a month old.
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(grunting)
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00:04:59,590 --> 00:05:03,386
♪ ♪
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00:05:03,469 --> 00:05:08,391
It's a tight squeeze when all
10 family members are home...
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00:05:08,558 --> 00:05:13,187
♪ ♪
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00:05:13,271 --> 00:05:17,942
but in Spring, bigger beavers
spend more time topside
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for good reason.
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(insects buzzing)
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Fresh green grass is exactly
what they've been waiting for.
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(birds chirping)
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The edge of the pond
is their local veggie patch.
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Beavers are excellent swimmers
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but much slower on land.
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00:05:53,811 --> 00:05:57,774
To keep safe, they need
to stay close to water...
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♪ ♪
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00:06:04,864 --> 00:06:07,909
because the woods
are full of predators.
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00:06:07,992 --> 00:06:12,789
♪ ♪
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00:06:12,872 --> 00:06:16,751
Dad's appetite is driving him
into the danger zone.
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♪ ♪
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00:06:21,005 --> 00:06:23,633
A beaver would make
a tasty snack
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00:06:23,716 --> 00:06:26,719
for one of Voyageurs'
top hunters.
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00:06:26,803 --> 00:06:29,305
♪ ♪
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(panting)
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00:06:31,974 --> 00:06:34,477
♪ ♪
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00:06:34,560 --> 00:06:37,271
Mom raises the alarm.
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♪ ♪
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The beaver family retreats
to their underwater refuge.
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00:07:00,086 --> 00:07:07,051
♪ ♪
106
00:07:07,593 --> 00:07:12,557
For the wolves, it's back
to Voyageurs' lush forests.
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00:07:12,640 --> 00:07:14,976
The park is one
of the only places
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in the Lower 48
where they have lived
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continuously for 8,000 years.
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It remains a hotspot,
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home to the densest population
of wolves in the Midwest.
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♪ ♪
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In spring, they hunt beaver,
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young deer,
and other small animals,
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leaving their young
in the den for several hours.
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♪ ♪
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(howls)
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That's a long time
when you're a pup.
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♪ ♪
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00:07:54,849 --> 00:07:56,142
(howls)
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♪ ♪
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00:08:01,939 --> 00:08:05,693
Luckily, his parents
are nearly home.
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♪ ♪
124
00:08:13,242 --> 00:08:14,785
In just a few months,
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00:08:14,869 --> 00:08:17,622
the pack will leave
the den behind
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to explore the park as a family
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♪ ♪
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Wolves are protected
by Voyageurs' thick forests,
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but its waters also provide
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00:08:31,469 --> 00:08:35,139
a sanctuary
to a rare wetland species.
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00:08:35,223 --> 00:08:37,600
♪ ♪
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Less than 100 years ago,
trumpeter swans
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were on the brink of extinction
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00:08:45,566 --> 00:08:49,820
Now Voyageurs' biggest birds
have made a comeback.
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00:08:49,904 --> 00:08:51,656
♪ ♪
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00:08:51,739 --> 00:08:54,408
(swan honks)
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00:08:54,700 --> 00:08:58,079
Over a third
of the park is submerged.
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It's the perfect home for swans
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00:09:01,791 --> 00:09:04,585
that build nests
surrounded by water.
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00:09:04,669 --> 00:09:06,921
(honking)
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00:09:07,004 --> 00:09:13,928
♪ ♪
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00:09:17,723 --> 00:09:20,184
They often mate for life.
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(honking)
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00:09:22,812 --> 00:09:26,524
This pair reinforce
their bonds by head-bobbing.
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00:09:26,816 --> 00:09:29,485
They are new parents.
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00:09:29,694 --> 00:09:32,280
(honking continues)
147
00:09:41,664 --> 00:09:44,166
Mom incubates the eggs...
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00:09:46,377 --> 00:09:48,879
while dad keeps watch
149
00:09:49,714 --> 00:09:53,843
because a nest in the park
is prime real estate.
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(honking)
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♪ ♪
152
00:10:00,182 --> 00:10:03,728
Others have their eye on it.
153
00:10:07,148 --> 00:10:10,776
Dad needs to step up
to defend his patch.
154
00:10:11,235 --> 00:10:17,992
♪ ♪
155
00:10:18,075 --> 00:10:20,244
He launches into action
to protect
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00:10:20,328 --> 00:10:22,788
his unhatched family.
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00:10:22,872 --> 00:10:27,209
♪ ♪
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00:10:27,293 --> 00:10:31,422
A wingspan of over 7 feet
is intimidating.
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(honking)
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♪ ♪
161
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His rival runs out of road.
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♪ ♪
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Dad saves the day.
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00:10:46,270 --> 00:10:48,564
(honking)
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00:10:50,232 --> 00:10:53,361
Now, he can focus
on helping mom raise
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the next generation
of Voyageurs' giants.
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♪ ♪
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00:11:05,748 --> 00:11:08,793
Early summer
in Voyageurs National Park
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arrives with a welcome
splash of color.
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Temperatures rise
to a balmy 78 degrees.
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♪ ♪
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00:11:19,679 --> 00:11:24,809
Many of the park's 400 species
of wildflower come to life.
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Insects rush to feed and mate.
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♪ ♪
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(wings humming)
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♪ ♪
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Beaver dams double up
as natural bridges...
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♪ ♪
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00:11:46,288 --> 00:11:50,626
and their ponds become
vital feeding stations,
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00:11:51,377 --> 00:11:54,880
rich enough to draw out
a secretive creature...
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(braying)
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a moose, one of the largest
mammals in North America.
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00:12:04,390 --> 00:12:07,351
There are only
around 40 in Voyageurs.
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(grunts)
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♪ ♪
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Make that 41.
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This mom is in need
of a fast-food fix
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to produce milk for her calf.
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♪ ♪
190
00:12:22,116 --> 00:12:25,453
Aquatic plants are up
to 4 times more nutritious
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00:12:25,536 --> 00:12:27,580
than those on land--
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just what she's looking for.
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♪ ♪
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00:12:40,968 --> 00:12:45,723
But Voyageurs' ponds are
a popular summer destination.
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This male's antlers
are the quickest growing
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00:12:49,393 --> 00:12:52,354
tissue of any animal
on the planet,
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00:12:52,438 --> 00:12:56,901
capable of adding
a pound of bone every day.
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00:12:59,403 --> 00:13:01,447
The extra nutrients
in the plants
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00:13:01,655 --> 00:13:06,285
help grow the biggest antlers,
showing he's in charge.
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00:13:06,619 --> 00:13:08,287
♪ ♪
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(brays)
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00:13:10,748 --> 00:13:13,918
Mom is fiercely protective
of her calf
203
00:13:14,001 --> 00:13:16,295
and doesn't like company.
204
00:13:18,464 --> 00:13:23,010
Time to disappear back
to the safety of the forest.
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00:13:23,677 --> 00:13:29,350
♪ ♪
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00:13:29,642 --> 00:13:32,311
The park's
extraordinary location
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00:13:32,436 --> 00:13:35,940
puts it right where
two different forests meet.
208
00:13:36,023 --> 00:13:39,777
♪ ♪
209
00:13:39,985 --> 00:13:42,321
A southern
boreal woodland of trees
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00:13:42,404 --> 00:13:44,698
such as pine and fir
that can exist
211
00:13:44,782 --> 00:13:47,409
at high altitudes
and cold temperatures...
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00:13:47,493 --> 00:13:50,162
♪ ♪
213
00:13:50,246 --> 00:13:52,164
and a Northern
hardwood forest
214
00:13:52,248 --> 00:13:55,793
of trees like
sugar maple and birch.
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00:13:55,876 --> 00:13:58,504
Two different, special homes
216
00:13:58,587 --> 00:14:02,716
for all of Voyageurs'
50 species of mammal.
217
00:14:04,510 --> 00:14:07,805
In early summer,
new arrivals are eager
218
00:14:07,888 --> 00:14:10,808
to make the most
of the park's trees.
219
00:14:11,642 --> 00:14:14,186
(bears growling)
220
00:14:14,436 --> 00:14:16,981
These 3 black bear cubs
were born
221
00:14:17,064 --> 00:14:18,899
in a den 4 months ago
222
00:14:18,983 --> 00:14:21,318
and have recently emerged
with their mom.
223
00:14:21,402 --> 00:14:23,487
(growls)
224
00:14:23,612 --> 00:14:27,700
They join the 150 bears
in the park,
225
00:14:28,325 --> 00:14:31,787
all of whom
are not afraid of heights.
226
00:14:32,830 --> 00:14:37,459
♪ ♪
227
00:14:38,544 --> 00:14:41,297
The cubs are fearless,
228
00:14:41,672 --> 00:14:43,382
and they need to be.
229
00:14:44,049 --> 00:14:46,760
Voyageurs' trees will be
their escape route
230
00:14:46,844 --> 00:14:48,888
when trouble looms.
231
00:14:48,971 --> 00:14:52,850
♪ ♪
232
00:14:53,100 --> 00:14:55,603
(growling)
233
00:14:55,811 --> 00:15:02,776
♪ ♪
234
00:15:11,869 --> 00:15:14,121
Voyageurs National Park is home
235
00:15:14,246 --> 00:15:18,042
to many of North America's
most iconic animals,
236
00:15:18,250 --> 00:15:20,794
although it's not always
easy to find them.
237
00:15:23,297 --> 00:15:28,469
In a park the size
of 165,000 football fields,
238
00:15:28,552 --> 00:15:31,639
there are plenty
of places to hide.
239
00:15:32,181 --> 00:15:35,100
Tom Gable and Austin Homkes
240
00:15:35,184 --> 00:15:38,228
head up the Voyageurs
Wolf Project.
241
00:15:44,360 --> 00:15:46,362
Today they're looking for pups.
242
00:15:46,445 --> 00:15:49,198
The team has already
collared the adult wolves,
243
00:15:49,406 --> 00:15:52,159
so they have a good idea
where the den is.
244
00:15:57,665 --> 00:15:59,333
With no adults around,
245
00:15:59,416 --> 00:16:02,544
Tom takes a look to see
if the pups are there.
246
00:16:03,003 --> 00:16:04,922
Oh, man!
247
00:16:05,005 --> 00:16:08,092
Oh gosh. Whtt!
248
00:16:08,550 --> 00:16:09,843
(whistles)
249
00:16:09,927 --> 00:16:11,929
Aust, over here.
250
00:16:13,097 --> 00:16:16,809
BROOKS: Then it's over
to Austin to get them out.
251
00:16:17,267 --> 00:16:19,478
With 7 years of experience,
252
00:16:19,561 --> 00:16:22,856
he knows exactly how
to extract the wolf pups
253
00:16:22,940 --> 00:16:24,942
with minimal harm,
254
00:16:25,526 --> 00:16:28,570
but this den is challenging.
255
00:16:29,363 --> 00:16:30,864
TOM: I got you.
256
00:16:30,948 --> 00:16:32,449
BROOKS: Austin has
to squeeze down
257
00:16:32,533 --> 00:16:36,245
a twisting 12-foot tunnel
to reach the wolf chamber....
258
00:16:36,328 --> 00:16:37,913
AUSTIN: Gonna go further.
TOM: Yeah.
259
00:16:37,997 --> 00:16:41,041
BROOKS: then somehow
put the pups into a bag
260
00:16:41,125 --> 00:16:44,128
with only a small
headlamp for company.
261
00:16:44,211 --> 00:16:45,546
TOM: All right.
262
00:16:45,629 --> 00:16:48,132
It's going to take some force
to get them out of there.
263
00:16:48,424 --> 00:16:51,427
BROOKS: Even if the adult
wolves are close by,
264
00:16:51,510 --> 00:16:54,388
they pose no risk
to Tom and Austin,
265
00:16:54,471 --> 00:16:56,724
and they'll always
return to their pups
266
00:16:56,807 --> 00:16:58,892
as soon as
the team has finished.
267
00:16:58,976 --> 00:17:00,352
TOM: Got them?
AUSTIN: Yeah. Go.
268
00:17:00,477 --> 00:17:02,312
TOM: OK.
269
00:17:04,356 --> 00:17:05,733
AUSTIN: All right.
270
00:17:05,816 --> 00:17:07,901
Wow! he's a fatty.
271
00:17:08,110 --> 00:17:10,195
BROOKS: The pups are
tagged with a microchip...
272
00:17:10,279 --> 00:17:13,198
It's right
in the back of the scruff.
273
00:17:13,282 --> 00:17:16,493
BROOKS: so the team can follow
each wolf's every move.
274
00:17:16,577 --> 00:17:18,203
♪ ♪
275
00:17:18,287 --> 00:17:19,663
All right.
276
00:17:20,914 --> 00:17:24,877
BROOKS: A hair sample
allows for DNA testing.
277
00:17:26,545 --> 00:17:28,088
Finally, they're weighed
278
00:17:28,213 --> 00:17:30,090
to find out
how healthy they are.
279
00:17:30,340 --> 00:17:32,176
3, 2, 1, 0.
280
00:17:34,053 --> 00:17:35,971
BROOKS: This research builds up
281
00:17:36,055 --> 00:17:38,265
a fuller picture
of how many wolves live
282
00:17:38,348 --> 00:17:42,269
in the park, what they eat,
and where they go...
283
00:17:42,352 --> 00:17:45,230
♪ ♪
284
00:17:45,314 --> 00:17:47,608
helping the team
to devise a plan
285
00:17:47,691 --> 00:17:49,902
to protect this
remarkable species,
286
00:17:50,069 --> 00:17:53,947
not just in Voyageurs
but in forests
287
00:17:54,031 --> 00:17:57,159
across America and beyond.
288
00:17:58,327 --> 00:18:03,791
♪ ♪
289
00:18:03,874 --> 00:18:06,210
Summer is in full swing.
290
00:18:06,293 --> 00:18:08,962
♪ ♪
291
00:18:09,296 --> 00:18:12,132
For the park's beavers,
it's time to relax
292
00:18:12,216 --> 00:18:15,636
and take their foot
off the gas just a little.
293
00:18:15,719 --> 00:18:20,516
♪ ♪
294
00:18:20,599 --> 00:18:24,186
Dad likes to explore
for the tastiest things to eat.
295
00:18:24,269 --> 00:18:27,773
(beaver grunts)
296
00:18:27,856 --> 00:18:30,275
Beavers prefer
a tree's inner bark,
297
00:18:30,359 --> 00:18:32,486
the sugary tissue layer...
298
00:18:32,569 --> 00:18:34,321
♪ ♪
299
00:18:34,404 --> 00:18:38,075
and he has just
the right tools for the job,
300
00:18:39,451 --> 00:18:43,789
4 self-sharpening incisors,
which never stop growing.
301
00:18:43,956 --> 00:18:48,252
♪ ♪
302
00:18:48,335 --> 00:18:51,547
Now a few months old,
the kits have left
303
00:18:51,630 --> 00:18:53,590
the security of the lodge...
304
00:18:53,674 --> 00:18:55,759
♪ ♪
305
00:18:56,093 --> 00:18:59,221
and are growing more
confident by the day,
306
00:19:00,389 --> 00:19:04,476
although not ready to
leave mom's side just yet...
307
00:19:04,560 --> 00:19:08,605
♪ ♪
308
00:19:08,689 --> 00:19:13,152
but their peace and quiet
is about to be broken
309
00:19:13,944 --> 00:19:16,488
by a pair of interlopers.
310
00:19:19,950 --> 00:19:22,411
(chattering)
311
00:19:22,870 --> 00:19:27,416
♪ ♪
312
00:19:27,499 --> 00:19:32,963
An otter mom and her pup
have come from a nearby river,
313
00:19:33,297 --> 00:19:36,633
drawn to the beaver
pond with its bounty of fish,
314
00:19:36,717 --> 00:19:40,179
trapped when
the stream was dammed.
315
00:19:41,430 --> 00:19:44,183
In these still waters,
it's easy pickings
316
00:19:44,308 --> 00:19:46,476
for these speedy torpedoes.
317
00:19:46,602 --> 00:19:48,353
♪ ♪
318
00:19:48,478 --> 00:19:50,814
With powerful jaws and teeth,
319
00:19:50,898 --> 00:19:53,984
they make quick work
of their bony prey.
320
00:19:54,067 --> 00:20:00,991
♪ ♪
321
00:20:04,536 --> 00:20:07,414
The beavers seem unfazed
by their squatters.
322
00:20:07,497 --> 00:20:10,417
♪ ♪
323
00:20:10,500 --> 00:20:12,294
They don't eat fish,
324
00:20:12,377 --> 00:20:15,088
so there's no conflict
of interest.
325
00:20:20,344 --> 00:20:22,137
(barks)
326
00:20:22,221 --> 00:20:26,225
But a male otter
has also arrived at the pond.
327
00:20:27,935 --> 00:20:30,020
He's larger than
the female and takes up
328
00:20:30,103 --> 00:20:34,858
residence right on top
of the beaver lodge.
329
00:20:35,317 --> 00:20:37,194
♪ ♪
330
00:20:37,277 --> 00:20:38,820
(grunts)
331
00:20:38,904 --> 00:20:41,490
♪ ♪
332
00:20:41,573 --> 00:20:45,118
Dad isn't going to stand
for some noisy trespasser
333
00:20:45,202 --> 00:20:47,537
coming into his home.
334
00:20:47,621 --> 00:20:50,916
♪ ♪
335
00:20:50,999 --> 00:20:54,503
(otter squealing,
beaver grunting)
336
00:20:56,755 --> 00:20:59,466
(otter chattering)
337
00:20:59,591 --> 00:21:02,302
♪ ♪
338
00:21:02,511 --> 00:21:04,263
(otter snorts)
339
00:21:04,346 --> 00:21:07,224
♪ ♪
340
00:21:07,307 --> 00:21:10,269
(beaver grunting,
otter squealing)
341
00:21:10,352 --> 00:21:11,812
♪ ♪
342
00:21:11,937 --> 00:21:14,356
Having put the otter
in his place,
343
00:21:14,815 --> 00:21:16,942
he gets on with his chores.
344
00:21:17,025 --> 00:21:20,028
(beaver grunts)
345
00:21:20,112 --> 00:21:22,948
The pond is big enough
for all of them,
346
00:21:23,031 --> 00:21:26,368
but the beavers were here first
347
00:21:26,451 --> 00:21:30,539
♪ ♪
348
00:21:30,622 --> 00:21:32,791
The relationship
between Voyageurs
349
00:21:32,874 --> 00:21:35,961
and beavers has existed
for millennia,
350
00:21:36,044 --> 00:21:41,216
long before it was designated
a National Park in 1975.
351
00:21:42,426 --> 00:21:44,636
Ever since the glaciers receded
352
00:21:44,761 --> 00:21:47,556
nomadic tribes flowed
in and out of the area
353
00:21:47,639 --> 00:21:50,767
before the Cree,
Monsoni, Assiniboine,
354
00:21:50,892 --> 00:21:53,687
and Ojibwe people
settled permanently.
355
00:21:54,730 --> 00:21:59,234
Beaver fur and meat
kept them warm and well fed,
356
00:22:00,068 --> 00:22:02,612
but it's from more
recent visitors that
357
00:22:02,696 --> 00:22:06,783
Voyageurs National Park
takes its distinctive name.
358
00:22:06,867 --> 00:22:08,660
♪ ♪
359
00:22:08,744 --> 00:22:11,788
By the 17th century,
traders arrived
360
00:22:11,872 --> 00:22:15,459
to fuel the demand
for beaver fur in Europe.
361
00:22:16,710 --> 00:22:18,962
Canoemen, known as Voyageurs,
362
00:22:19,087 --> 00:22:22,299
transported the pelts
via the waterways...
363
00:22:22,382 --> 00:22:24,676
♪ ♪
364
00:22:24,885 --> 00:22:28,430
and the park's name was born.
365
00:22:28,513 --> 00:22:33,977
♪ ♪
366
00:22:34,061 --> 00:22:37,773
Today, the traders
and canoemen are long gone,
367
00:22:37,898 --> 00:22:42,652
but one magical sound still
rings out across the park.
368
00:22:42,861 --> 00:22:45,405
(loon crying)
369
00:22:45,489 --> 00:22:48,200
♪ ♪
370
00:22:48,283 --> 00:22:50,702
(loon crying)
371
00:22:50,786 --> 00:22:52,829
♪ ♪
372
00:22:52,913 --> 00:22:55,665
(loon crying)
373
00:22:56,792 --> 00:22:58,627
The cry of the loon.
374
00:22:58,710 --> 00:23:03,090
(crying)
375
00:23:03,173 --> 00:23:07,219
The female calls to her mate
to keep in contact.
376
00:23:07,719 --> 00:23:10,263
(distant crying)
377
00:23:10,347 --> 00:23:12,516
They arrived
from the Gulf of Mexico
378
00:23:12,599 --> 00:23:17,020
6 weeks ago, looking
for a place to raise a family.
379
00:23:17,104 --> 00:23:21,316
(loon crying)
380
00:23:21,608 --> 00:23:25,195
Voyageurs' lakes,
with their coves and islands,
381
00:23:25,695 --> 00:23:28,573
provide cover from predators.
382
00:23:29,199 --> 00:23:32,661
♪ ♪
383
00:23:32,744 --> 00:23:34,746
(splash)
384
00:23:34,830 --> 00:23:36,331
(warbles)
385
00:23:36,415 --> 00:23:38,917
They take turns on the nest
386
00:23:39,000 --> 00:23:42,212
to keep the eggs safe and warm.
387
00:23:42,504 --> 00:23:44,464
(warbles)
388
00:23:44,881 --> 00:23:51,555
♪ ♪
389
00:24:04,526 --> 00:24:08,488
After nearly a month,
something's stirring...
390
00:24:08,613 --> 00:24:15,537
♪ ♪
391
00:24:17,873 --> 00:24:20,041
their first chick...
392
00:24:20,125 --> 00:24:25,046
♪ ♪
393
00:24:25,130 --> 00:24:26,798
and then another.
394
00:24:26,882 --> 00:24:31,344
♪ ♪
395
00:24:31,428 --> 00:24:33,430
Less than a day old
396
00:24:33,513 --> 00:24:36,475
(cheeping)
397
00:24:36,558 --> 00:24:40,145
and already eager to take
their first dip.
398
00:24:40,228 --> 00:24:46,401
♪ ♪
399
00:24:46,485 --> 00:24:48,862
It's a promising start...
400
00:24:48,945 --> 00:24:52,407
♪ ♪
401
00:24:52,491 --> 00:24:55,494
but at 60 degrees
Voyageurs' lakes
402
00:24:55,577 --> 00:24:57,954
are chilly for little chicks.
403
00:24:59,122 --> 00:25:02,459
To keep warm,
they need to hitch a ride.
404
00:25:02,542 --> 00:25:06,379
♪ ♪
405
00:25:06,463 --> 00:25:09,257
Getting on board is tricky.
406
00:25:09,341 --> 00:25:15,847
♪ ♪
407
00:25:15,931 --> 00:25:18,808
Finally, one of them makes it..
408
00:25:21,478 --> 00:25:24,231
and the other follows
close behind.
409
00:25:26,316 --> 00:25:30,946
Mom and dad's taxi service
isn't available 24/7.
410
00:25:31,321 --> 00:25:33,907
This family needs to eat.
411
00:25:35,283 --> 00:25:38,537
The park's lakes
are home to thousands
412
00:25:38,620 --> 00:25:40,622
of small fish.
413
00:25:41,414 --> 00:25:43,917
Dad has caught
their first meal...
414
00:25:44,000 --> 00:25:49,130
♪ ♪
415
00:25:49,214 --> 00:25:52,551
even if it's large
for such tiny beaks.
416
00:25:52,634 --> 00:25:56,555
♪ ♪
417
00:25:56,638 --> 00:26:01,268
A hungry loon family can put
away up to 800 pounds of fish
418
00:26:01,351 --> 00:26:02,978
in just 3 months,
419
00:26:04,229 --> 00:26:08,608
an abundance that attracts
another of the park's predators
420
00:26:08,692 --> 00:26:14,030
♪ ♪
421
00:26:14,114 --> 00:26:17,993
A chick is a soft target
for a bald eagle.
422
00:26:18,076 --> 00:26:19,744
(loon crying)
423
00:26:19,828 --> 00:26:21,329
(warbling)
424
00:26:22,956 --> 00:26:28,753
♪ ♪
425
00:26:28,837 --> 00:26:29,963
(chicks cheeping)
426
00:26:30,046 --> 00:26:32,757
Mom goes on the defensive.
427
00:26:32,841 --> 00:26:36,428
♪ ♪
428
00:26:36,511 --> 00:26:39,014
Dad distracts the aerial threat
429
00:26:39,097 --> 00:26:43,560
with a splashy display
known as a penguin dance.
430
00:26:43,643 --> 00:26:50,609
♪ ♪
431
00:27:01,161 --> 00:27:02,787
It works...
432
00:27:04,539 --> 00:27:08,084
But the chicks need to become
self-reliant pretty quick.
433
00:27:08,168 --> 00:27:09,294
(loon crying)
434
00:27:09,377 --> 00:27:11,546
Mom and dad will leave the park
435
00:27:11,630 --> 00:27:14,215
when fall arrives
in about 3 months.
436
00:27:14,299 --> 00:27:16,426
♪ ♪
437
00:27:16,509 --> 00:27:18,094
The youngsters will be
left to make
438
00:27:18,178 --> 00:27:21,514
their own journey south
a few weeks later.
439
00:27:21,598 --> 00:27:28,438
♪ ♪
440
00:27:30,565 --> 00:27:33,943
Voyageurs National Park
has more than 30 lakes
441
00:27:34,110 --> 00:27:37,322
and a multitude of smaller
ponds and pools.
442
00:27:40,116 --> 00:27:42,077
And for one species,
443
00:27:42,202 --> 00:27:45,872
they've provided
a vital refuge for millennia.
444
00:27:46,164 --> 00:27:51,336
♪ ♪
445
00:27:51,628 --> 00:27:55,757
Tucked away, a prehistoric
relic takes a break.
446
00:27:55,840 --> 00:28:00,136
♪ ♪
447
00:28:00,345 --> 00:28:02,722
Snapping turtles
have hardly changed
448
00:28:02,806 --> 00:28:05,684
in over 200 million years.
449
00:28:05,767 --> 00:28:08,812
♪ ♪
450
00:28:08,937 --> 00:28:12,190
That's older
than many dinosaurs.
451
00:28:12,399 --> 00:28:16,194
♪ ♪
452
00:28:16,277 --> 00:28:19,406
In the shallows, she's able
to reach the surface
453
00:28:19,489 --> 00:28:22,742
to breathe while sitting
on the bottom.
454
00:28:22,826 --> 00:28:24,661
(water bubbling)
455
00:28:24,744 --> 00:28:29,916
♪ ♪
456
00:28:29,999 --> 00:28:32,585
Breakfast is simply
a waiting game.
457
00:28:32,669 --> 00:28:35,130
♪ ♪
458
00:28:35,213 --> 00:28:37,132
Snapper by name...
459
00:28:37,215 --> 00:28:40,176
♪ ♪
460
00:28:40,260 --> 00:28:42,262
snapper by nature.
461
00:28:42,345 --> 00:28:45,140
♪ ♪
462
00:28:45,223 --> 00:28:49,018
She doesn't need to move much
to have everything she needs...
463
00:28:49,144 --> 00:28:52,814
♪ ♪
464
00:28:52,939 --> 00:28:55,275
but that changes today.
465
00:28:56,484 --> 00:29:00,155
6 weeks ago,
she mated in this pond,
466
00:29:00,238 --> 00:29:04,701
and now she's ready to
leave to lay her eggs.
467
00:29:04,784 --> 00:29:06,661
♪ ♪
468
00:29:06,745 --> 00:29:09,622
She checks
that the coast is clear.
469
00:29:09,706 --> 00:29:13,376
There's not much in Voyageurs
that could threaten her,
470
00:29:14,419 --> 00:29:17,380
but you can never
be too cautious.
471
00:29:17,464 --> 00:29:24,387
♪ ♪
472
00:29:26,723 --> 00:29:30,143
She walks
the same fixed 3-mile route.
473
00:29:30,226 --> 00:29:37,150
♪ ♪
474
00:29:38,485 --> 00:29:40,570
Researchers
think snapping turtles
475
00:29:40,653 --> 00:29:43,281
may have an astonishing way to
navigate
476
00:29:43,364 --> 00:29:48,077
using both the sun
and Earth's magnetic fields--
477
00:29:48,161 --> 00:29:51,372
her very own GPS tracker.
478
00:29:51,456 --> 00:29:58,463
♪ ♪
479
00:30:02,759 --> 00:30:05,136
This is her final destination,
480
00:30:05,220 --> 00:30:07,931
one of Voyageurs'
sandier stretches,
481
00:30:08,014 --> 00:30:10,892
ideal to dig a shallow
bowl-shaped nest
482
00:30:10,975 --> 00:30:13,686
with her powerful hind legs.
483
00:30:13,770 --> 00:30:20,026
♪ ♪
484
00:30:20,109 --> 00:30:23,696
She lays up to
40 ping-pong ball-sized eggs.
485
00:30:23,780 --> 00:30:25,907
♪ ♪
486
00:30:25,990 --> 00:30:28,701
In just under 3 months,
the next generation
487
00:30:28,785 --> 00:30:31,996
of Voyageurs' snapping turtles
should hatch...
488
00:30:32,121 --> 00:30:35,834
♪ ♪
489
00:30:36,000 --> 00:30:39,337
but only if they get that far.
490
00:30:40,797 --> 00:30:45,009
Up to 90% of nests
are destroyed by predators...
491
00:30:45,093 --> 00:30:47,262
♪ ♪
492
00:30:47,345 --> 00:30:50,181
often during
the very first night.
493
00:30:51,307 --> 00:30:55,937
Any eggs that do make it
will secure her ancient legacy.
494
00:30:58,106 --> 00:31:00,149
Job done...
495
00:31:01,150 --> 00:31:04,654
mom starts her
long, solo trek home.
496
00:31:04,737 --> 00:31:08,324
♪ ♪
497
00:31:08,575 --> 00:31:11,119
The snapping turtle
survives today because
498
00:31:11,202 --> 00:31:14,163
its life has been
relatively untouched
499
00:31:14,247 --> 00:31:17,917
by the modern world
thanks to the park.
500
00:31:18,084 --> 00:31:21,337
♪ ♪
501
00:31:21,504 --> 00:31:23,339
Voyageurs is one
of the less well-known
502
00:31:23,464 --> 00:31:26,050
of all America's National Parks
503
00:31:26,175 --> 00:31:29,137
with just a quarter
of a million visitors each year
504
00:31:29,512 --> 00:31:33,975
♪ ♪
505
00:31:34,058 --> 00:31:37,812
The easiest way to explore
is on water...
506
00:31:37,896 --> 00:31:40,732
♪ ♪
507
00:31:40,857 --> 00:31:43,776
canoes for the more adventurous
508
00:31:43,860 --> 00:31:48,406
houseboats for those who
prefer their creature comforts.
509
00:31:48,489 --> 00:31:51,826
♪ ♪
510
00:31:51,910 --> 00:31:54,871
There's always something
surprising to discover,
511
00:31:54,954 --> 00:31:58,124
day or night,
512
00:31:59,375 --> 00:32:02,462
because, in this park,
you can witness
513
00:32:02,545 --> 00:32:06,633
one of the greatest
light shows on Earth.
514
00:32:10,678 --> 00:32:12,597
The Northern Lights.
515
00:32:12,680 --> 00:32:15,308
♪ ♪
516
00:32:15,391 --> 00:32:18,478
These collisions of
charged particles and gases
517
00:32:18,561 --> 00:32:20,271
have a long connection
518
00:32:20,355 --> 00:32:23,441
to the first people
who lived here.
519
00:32:23,524 --> 00:32:27,111
Ojibwe traditions teach
that when a person dies
520
00:32:27,195 --> 00:32:30,114
they move through
the next world as spirits
521
00:32:30,198 --> 00:32:34,494
to join their ancestors
and dance in the sky.
522
00:32:35,536 --> 00:32:39,624
These awe-inspiring lights,
known as Waawaate,
523
00:32:39,749 --> 00:32:43,127
are believed to be those
celestial celebrations.
524
00:32:43,252 --> 00:32:50,176
♪ ♪
525
00:32:57,517 --> 00:33:00,853
Fall arrives
in Voyageurs National Park,
526
00:33:00,937 --> 00:33:03,690
beautiful and brief.
527
00:33:03,773 --> 00:33:05,233
♪ ♪
528
00:33:05,316 --> 00:33:07,068
Winter is never far away
529
00:33:07,151 --> 00:33:09,737
in this great
American wilderness.
530
00:33:09,821 --> 00:33:16,744
♪ ♪
531
00:33:22,250 --> 00:33:26,045
Colored leaves are more
than a vibrant spectacle.
532
00:33:26,838 --> 00:33:29,424
Each holds vital nutrients.
533
00:33:29,507 --> 00:33:31,801
♪ ♪
534
00:33:31,926 --> 00:33:34,178
Voyageurs has
just the right moist
535
00:33:34,303 --> 00:33:38,975
and cool conditions to break
them down into the soil...
536
00:33:39,726 --> 00:33:43,354
(cracking)
537
00:33:43,521 --> 00:33:46,607
(squeaking)
538
00:33:46,691 --> 00:33:48,526
(squishing)
539
00:33:48,609 --> 00:33:52,363
a perfect world for fungi
to thrive.
540
00:33:52,613 --> 00:33:55,783
They are so abundant that
no one's been able
541
00:33:55,867 --> 00:33:58,953
to put a number
on how many species lie
542
00:33:59,120 --> 00:34:01,289
within the park's boundaries.
543
00:34:01,372 --> 00:34:08,254
♪ ♪
544
00:34:08,379 --> 00:34:13,426
These mushrooms are just
the part of fungi we can see.
545
00:34:14,469 --> 00:34:18,097
Underneath is
where the magic happens.
546
00:34:18,514 --> 00:34:24,479
Long, thread-like filaments
grow and spread underground.
547
00:34:25,271 --> 00:34:29,358
Mycelium breaks down debris,
creating a fertile soil
548
00:34:29,525 --> 00:34:33,946
for Voyageurs' 50 species
of trees and shrubs...
549
00:34:34,030 --> 00:34:36,032
♪ ♪
550
00:34:36,282 --> 00:34:39,243
but the job isn't finished yet.
551
00:34:39,494 --> 00:34:42,789
Another type of fungi,
the truffle, lives
552
00:34:42,872 --> 00:34:47,001
amongst the roots to help
trees absorb nutrients.
553
00:34:47,877 --> 00:34:50,129
There's just one problem.
554
00:34:50,671 --> 00:34:52,507
It lives underground
555
00:34:52,590 --> 00:34:56,511
and can't easily disperse
spores and multiply.
556
00:34:56,594 --> 00:34:58,763
The truffles need help...
557
00:34:58,846 --> 00:35:03,101
♪ ♪
558
00:35:03,184 --> 00:35:04,852
which comes from one
of Voyageurs'
559
00:35:04,936 --> 00:35:07,313
most elusive animals...
560
00:35:07,730 --> 00:35:09,607
the flying squirrel.
561
00:35:09,690 --> 00:35:11,943
♪ ♪
562
00:35:12,026 --> 00:35:15,404
She only emerges
under the cover of darkness,
563
00:35:16,864 --> 00:35:20,159
gliding up to 150 feet using
564
00:35:20,243 --> 00:35:24,455
a specialized furry membrane
called the patagium.
565
00:35:24,539 --> 00:35:27,291
♪ ♪
566
00:35:27,375 --> 00:35:30,795
At ten inches long,
she's an easy target
567
00:35:30,920 --> 00:35:33,131
for the park's predators,
568
00:35:33,214 --> 00:35:37,176
so she spends most
of her life in trees.
569
00:35:37,677 --> 00:35:39,887
Truffles are one
of the few things that
570
00:35:39,971 --> 00:35:43,099
tempt this high flyer
to the ground.
571
00:35:43,182 --> 00:35:49,647
♪ ♪
572
00:35:49,856 --> 00:35:52,650
It's a dangerous place
for her...
573
00:35:52,733 --> 00:35:55,820
♪ ♪
574
00:35:55,945 --> 00:36:00,032
but the promise of a truffle
is too good to resist.
575
00:36:00,116 --> 00:36:03,244
♪ ♪
576
00:36:03,452 --> 00:36:06,622
Its natural perfume
is irresistible.
577
00:36:06,706 --> 00:36:08,666
♪ ♪
578
00:36:08,749 --> 00:36:12,295
They make up to 90% of her diet
579
00:36:12,378 --> 00:36:19,302
♪ ♪
580
00:36:20,011 --> 00:36:21,345
Jackpot!
581
00:36:21,512 --> 00:36:23,598
(gnawing)
582
00:36:27,351 --> 00:36:29,270
She'll deposit
the truffle spores
583
00:36:29,353 --> 00:36:32,148
all over the forest as waste,
584
00:36:33,149 --> 00:36:35,610
helping Voyageurs'
trees to flourish
585
00:36:35,693 --> 00:36:38,279
and thrive across the park.
586
00:36:38,779 --> 00:36:45,703
♪ ♪
587
00:36:57,840 --> 00:37:00,885
Each fall, beavers
reap the benefits
588
00:37:00,968 --> 00:37:03,262
of the squirrels'
nightly gardening.
589
00:37:04,430 --> 00:37:06,515
It's their busiest time of year
590
00:37:06,641 --> 00:37:10,645
when a healthy supply of trees
is more important than ever.
591
00:37:10,811 --> 00:37:12,897
♪ ♪
592
00:37:12,980 --> 00:37:15,441
There's so much to do:
593
00:37:15,983 --> 00:37:18,319
add more logs to
strengthen the dam
594
00:37:18,444 --> 00:37:20,947
to withstand winter storms;
595
00:37:21,822 --> 00:37:24,617
plaster the lodge
with mud and twigs to freeze
596
00:37:24,742 --> 00:37:27,745
into a concrete-hard
sealant for protection;
597
00:37:27,954 --> 00:37:33,542
♪ ♪
598
00:37:33,626 --> 00:37:36,212
and collect as many branches
as possible
599
00:37:36,337 --> 00:37:40,007
to build up an underwater
pantry to last the winter.
600
00:37:40,633 --> 00:37:47,515
♪ ♪
601
00:37:51,143 --> 00:37:52,895
(grunting)
602
00:37:53,020 --> 00:37:54,605
It's tiring work...
603
00:37:55,064 --> 00:37:56,607
♪ ♪
604
00:37:56,732 --> 00:37:58,359
(grunting)
605
00:37:58,484 --> 00:38:02,154
and a power nap is needed
from time to time...
606
00:38:02,280 --> 00:38:05,574
♪ ♪
607
00:38:05,908 --> 00:38:08,452
but with the whole family
helping out,
608
00:38:08,577 --> 00:38:11,080
many hands make light work.
609
00:38:11,539 --> 00:38:14,917
♪ ♪
610
00:38:15,001 --> 00:38:17,795
They prepare as best they can,
611
00:38:18,129 --> 00:38:21,674
although some things are
out of their control.
612
00:38:21,757 --> 00:38:23,926
♪ ♪
613
00:38:24,010 --> 00:38:26,512
It hasn't rained
in Voyageurs for weeks,
614
00:38:26,595 --> 00:38:30,933
and the water in their pond
is dangerously low.
615
00:38:32,018 --> 00:38:34,729
If winter arrives
before the rain,
616
00:38:34,812 --> 00:38:38,149
the pond will freeze
through to the bottom,
617
00:38:39,025 --> 00:38:42,278
trapping the beavers
in their lodge.
618
00:38:42,486 --> 00:38:44,238
♪ ♪
619
00:38:45,531 --> 00:38:49,035
(thunder)
620
00:38:49,118 --> 00:38:51,871
Hopeful signs are
on the horizon.
621
00:38:52,121 --> 00:38:53,748
(thunder)
622
00:38:53,831 --> 00:38:55,666
(wind blowing)
623
00:38:55,791 --> 00:39:00,004
♪ ♪
624
00:39:00,212 --> 00:39:03,090
Rain arrives at last.
625
00:39:03,215 --> 00:39:10,139
♪ ♪
626
00:39:10,222 --> 00:39:11,766
Water levels rise
627
00:39:12,016 --> 00:39:13,893
just in time.
628
00:39:18,314 --> 00:39:20,858
Winter comes early in Voyageurs
629
00:39:20,941 --> 00:39:24,695
as cold, dry, Arctic air
flows in from Canada.
630
00:39:24,904 --> 00:39:27,281
♪ ♪
631
00:39:27,365 --> 00:39:32,620
By late October, a thick layer
of snow blankets the park.
632
00:39:33,829 --> 00:39:36,957
Temperatures can drop
as low as -40.
633
00:39:38,125 --> 00:39:40,503
The beaver lodge
is barely visible,
634
00:39:40,586 --> 00:39:44,048
and the pond is
completely frozen over.
635
00:39:44,715 --> 00:39:48,969
It's unlikely to be free
of ice for 6 months.
636
00:39:49,053 --> 00:39:54,392
♪ ♪
637
00:39:54,475 --> 00:39:57,103
It's calm and desolate
on the surface,
638
00:39:57,186 --> 00:40:01,315
but below the ice,
life continues to buzz.
639
00:40:01,524 --> 00:40:07,446
♪ ♪
640
00:40:07,530 --> 00:40:10,074
Beavers don't need to hibernate
641
00:40:10,157 --> 00:40:14,995
♪ ♪
642
00:40:15,079 --> 00:40:17,498
Their makeshift fridge
means they can spend
643
00:40:17,581 --> 00:40:20,709
the whole winter without
having to go topside...
644
00:40:20,793 --> 00:40:23,921
♪ ♪
645
00:40:24,004 --> 00:40:27,508
able to swim underwater
for 15 minutes at a time
646
00:40:27,591 --> 00:40:29,802
to collect food.
647
00:40:29,885 --> 00:40:36,809
♪ ♪
648
00:40:39,395 --> 00:40:43,816
Inside, the temperature hovers
several degrees above freezing,
649
00:40:43,941 --> 00:40:47,653
while outside
it's well below zero.
650
00:40:48,863 --> 00:40:51,240
The kits are now 6 months old,
651
00:40:51,407 --> 00:40:54,869
able to join the family
wherever they go.
652
00:40:57,830 --> 00:41:00,458
Thanks to incredibly thick fur,
653
00:41:01,000 --> 00:41:04,628
just one stamp-sized patch
of beaver skin
654
00:41:04,712 --> 00:41:09,341
is covered with up
to 126,000 hairs.
655
00:41:09,425 --> 00:41:12,178
That's more than
on a human head...
656
00:41:12,261 --> 00:41:14,305
♪ ♪
657
00:41:14,430 --> 00:41:17,808
but it needs care and attention
658
00:41:18,559 --> 00:41:21,437
Spreading oil from their glands
all over the body
659
00:41:21,520 --> 00:41:23,772
and using feet as a comb
660
00:41:23,856 --> 00:41:27,443
keeps a beaver's coat
nice and waterproof.
661
00:41:27,568 --> 00:41:32,781
♪ ♪
662
00:41:32,865 --> 00:41:37,745
They work together to
survive Voyageurs' long winter.
663
00:41:37,828 --> 00:41:44,835
♪ ♪
664
00:41:53,844 --> 00:41:56,680
Above ground,
Voyageurs National Park
665
00:41:56,764 --> 00:41:58,224
transforms itself
666
00:41:58,349 --> 00:42:01,143
into a breath-taking
winter wonderland.
667
00:42:01,352 --> 00:42:05,523
♪ ♪
668
00:42:05,606 --> 00:42:09,109
Perfect conditions
for an expert predator.
669
00:42:09,193 --> 00:42:12,821
♪ ♪
670
00:42:12,905 --> 00:42:16,492
The great grey owl doesn't
watch for signs of life.
671
00:42:18,118 --> 00:42:20,120
She listens.
672
00:42:20,788 --> 00:42:23,958
(snow crunching)
673
00:42:24,124 --> 00:42:28,212
Her hearing is up to
10 times better than a human's.
674
00:42:28,337 --> 00:42:30,172
(sniffing)
675
00:42:30,506 --> 00:42:35,261
♪ ♪
676
00:42:35,344 --> 00:42:37,471
(sniffing)
677
00:42:37,555 --> 00:42:44,478
♪ ♪
678
00:42:55,656 --> 00:42:57,700
(mouse squeaking)
679
00:42:58,117 --> 00:43:01,787
(crow cawing)
680
00:43:02,121 --> 00:43:04,707
Even concealed by snow,
681
00:43:04,790 --> 00:43:07,543
Voyageurs continues to provide.
682
00:43:07,751 --> 00:43:14,341
♪ ♪
683
00:43:15,801 --> 00:43:18,095
Voyageurs National Park is
684
00:43:18,220 --> 00:43:22,224
an ancient water world
just waiting to be explored...
685
00:43:22,308 --> 00:43:26,353
♪ ♪
686
00:43:26,437 --> 00:43:31,567
a remote sanctuary for America'
most iconic species...
687
00:43:31,650 --> 00:43:33,319
(whining)
688
00:43:33,402 --> 00:43:36,488
♪ ♪
689
00:43:36,697 --> 00:43:40,743
home to endless
horizons and magical sights.
690
00:43:40,826 --> 00:43:42,703
♪ ♪
691
00:43:42,828 --> 00:43:47,374
America's National Parks
inspire us to think big
692
00:43:48,292 --> 00:43:50,711
and safeguard the natural world
693
00:43:50,836 --> 00:43:54,298
from the challenges
that lie ahead,
694
00:43:55,049 --> 00:43:58,177
Helping to protect
the habitat for now
695
00:43:58,302 --> 00:44:00,304
and the future.46736
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