What Darwin Didn't Know: The Modern Science of Evolution

Imperfect Nature: Ad Hoc Body Designs (1x15)

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While Darwin knew of inefficient anatomical features of humans and other animals, he didn’t consider these a distinct category of evidence for natural selection. Explore ad hoc body designs—from our imperfect eyes and sexual anatomy, to the bizarre faces of flounders and the false thumbs of pandas. Each adaptation shows evolution devising a solution that is “good enough,” even if it is not ideal.