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Get in Touch With Your Inner Fish

Get in Touch With Your Inner Fish

Neil Shubin’s new book explores the intersection of developmental biology, paleontology and genetics.

By | Posted June 4, 2008

Why are over 250 million sperm cells released from the penis during sex?

Why are over 250 million sperm cells released from the penis during sex?

Asks Nessa from London

By | Posted June 2, 2008

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