Do Fish Have Thumbs?
(via It's Okay to Be Smart) PBS' Joe Hanson speaks with geneticist Dr. Neil Shubin "to learn what a fish, and a little blue hedgehog, can teach us about the evolution of thumbs."
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(via It's Okay to Be Smart) PBS' Joe Hanson speaks with geneticist Dr. Neil Shubin "to learn what a fish, and a little blue hedgehog, can teach us about the evolution of thumbs."