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video
Evolution of Whales Animation
Whales have existed for millions of years. Watch this animation, from the Sant...
Wed, 09/30/2009 - 11:21
Lesson Plan
The Puzzle of Ice Age Americans
Students describe alternative theories for arrival of first humans to come to...
Tue, 12/01/2009 - 12:19
video
Excavating an Extinct Toothed Whale
A time-lapse video shows researchers from the Smithsonian's National Museum of...
Thu, 06/23/2011 - 11:20