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1:25
The lek-mating displays of the Greater birds of paradise.

1:33
A bear is moved from the streets of Anchorage to more bear-friendly surroundings.

0:50
Scent plays a crucial role in attracting members of the opposite sex.

1:01
Nadie and her cubs come within feet of ecologist and bear biologist Chris Morgan.

2:21
Nature joins adventurer and bear biologist Chris Morgan deep in Alaska's bear country.

52:35
Ecologist Chris Morgan answers questions after the Bears of the Last Frontier premiere.

1:08
The rich landscape of the Alaskan coast is home to some of the biggest bears in the world.

46:42
Ecologist Chris Morgan answers questions after hour one of Bears of the Last Frontier.

1:05
Bears gather by the rivers now packed with salmon traveling upstream to spawn.

1:30
A Himalayan brown bear and a Tibetan fox go on the hunt.

1:05
The commonalities between Wilson's bird of paradise and Magnificent bird of paradise.

1:43
The bizarre and elaborate courtship display of the Superb bird of paradise.