Mammals’ backbones are weird. Compared to other four-legged animals like reptiles, mammal spines are a complex mix of sections of differently-shaped bones. Our Frankenstein’s monster backbones are a key component of mammals evolving the ability to move in a bunch of different ways–compare a cheetah running, a person walking, a bat flying, and a whale swimming. A new study in Nature Communications delves into the nitty-gritty of how…

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Source: archeo