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)