Watch Nature Season 21 Episode 13: A Mystery in Alaska

PBS's signature (and multi-award-winning) natural-history series uses gifted wildlife documentarians and stunning photography to reveal what its first host, Donald Johanson, called `the magic and mystery of the fascinating natural world.' The series has garnered numerous prizes, including the Sierra Club Award; and both an Emmy and a Peabody in 1987 for (more…)

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Season 21, Episode 13 A Mystery in Alaska

First Aired: May 11, 2003

An examination of the decline in sea lions off the Alaskan coast. Suspected factors include diet; changes in climate and ocean conditions; unusual feeding by whales; and pollution. The population has dropped 80 percent in the last 20 years.

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Premiered: October 10, 1982
Rating: TV-G
Premise: PBS's signature (and multi-award-winning) natural-history series uses gifted wildlife documentarians and stunning photography to reveal what its first host, Donald Johanson, called `the magic and mystery of the fascinating natural world.' The series has ga… (more)