Paleontologists Neil Shubin and Ted Daeschler describe Pennsylvania during the Devonian period about 370 million years ago, the transition from fin to limbs that allowed early tetrapods to walk ashore, and the importance of lobe-fin fish in understanding tetrapod evolution. Excerpted from an interview filmed for Evolution: "Great Transformations" |
Credits: © 2001 WGBH Educational Foundation and Clear Blue Sky Productions, Inc. All rights reserved. |
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Resource Type:
Interview |
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Format:
Text
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Topics Covered:
Evidence for Evolution |
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