A 1.45-million-year-old hominid leg fossil sports previously unrecognized evidence of our ancient evolutionary relatives butchering and possibly eating one another, a new study claims.
An ancient individual used a stone tool to make nine incisions on the fossil, which preserves the shin and knee. Analyses of 3-D models of these marks peg them as resembling damage produced by stone tools rather than by large predators’ bites or by animal trampling, researchers report June 26 in Scientific Reports.
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