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Getting a leg up on whale and dolphin evolution
Date:9/24/2009

hearing under water but also ate plants, while Ambulocetus (a walking whale that lived about 50 million years ago) seems to have been carnivorous."

"There is deep conflict in the evolutionary tree," says Spaulding. "The backbone of the tree is robust and stable, but you have these fairly large clades that move around relative to this backbone(Indohyus and mesonychids) We need to really re-examine characters carefully and see what suite of traits are the truly derived in different taxa to fully resolve this tree."


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Contact: Kristin Elise Phillips
kphillips@amnh.org
212-496-3419
American Museum of Natural History
Source:Eurekalert  

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