Caveman behavioral traits might kick in at Thanksgiving table before eating

Frank Kachanoff was surprised. He thought the sight of meat on the table would make people more aggressive, not less. After all, don't football coaches feed their players big hunks of red meat before a game in hopes of pumping them up? And what about our images of a grunting or growling animal snarling at anyone who dares take their meat away from them? Wouldn’t that go for humans, too?

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