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Watch live as thousands of animals gather to take part in Alaska’s amazing summer feast.
0:59
Tongass National Forest's John Neary explains how massive Mendenhall Glacier really is.
0:30
Mendenhall Glacier is constantly moving, flowing downhill.
2:22
As the spring temperatures warm up, Mendenhall glacier in Alaska starts to melt.
1:01
Humpback whales display remarkable intelligence as they hunt as a group.
0:51
Salmon migrating in-land in Alaska trigger one of the greatest feasts on the planet.
0:36
Bald Eagles live up to 25 years, and they gain their iconic white crown by age 5.
0:41
Walruses are highly social creatures, and can form groups of up to 10,000.
0:30
Adult male bears are called boars, females are called sows, and children are called cubs.
0:58
Dr. Joy Reidenberg talks about about orcas in Alaska.
2:23
Dr. Joy Reidenberg explains the differences between black and brown bear claws.
3:05
On-air correspondent Steve Backshall climbs into the heart of a moulin.
