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Fins and limbs tell evolutionary tale

January 20, 2020 - General

About 400 million years ago, our early ancestors took their first hesitant steps out of the primordial seas on to land. But did they really step? Or did they crawl? Or wiggle?

A model of an early tetrapod from the Cleveland Museum of Natural History
[Credit: Cleveland Museum of Natural History]Those are some of the questions George Washington University Assistant Professor of Biology Sandy Kawano asks in her Fins and Limbs Lab, a new…

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Source: archeo

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