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Wildlife experts venture into Alaska’s vast Kenai Fjords National Park in search of orcas.
0:31
A black bear teaches her cubs the highway code by showing them how to cross a road safely.
2:22
As the spring temperatures warm up, Mendenhall glacier in Alaska starts to melt.
0:36
Bald Eagles live up to 25 years, and they gain their iconic white crown by age 5.
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Tongass National Forest's John Neary explains how massive Mendenhall Glacier really is.
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Adult male bears are called boars, females are called sows, and children are called cubs.
