New hypothesis for human evolution and human nature

It's no secret to any dog-lover or cat-lover that humans have a special connection with animals. But in a new journal article and forthcoming book, palaeoanthropologist Pat Shipman of Penn State University argues that this human-animal connection goes well beyond simple affection. Shipman proposes that the interdependency of ancestral humans with other animal species - 'the animal connection' - played a crucial and beneficial role in human evolution over the last 2.6 million years...

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