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Tiny early dinosaurs quickly branched out

Jan 13, 2011 7:33:00 PM - chicagotribune.com
New research identifies 2 small critters from 230 million years ago — a meat eater and a plant eater

Two nasty-looking little critters that roamed a remote valley of Argentina 230 million years ago point to a key fork in the road of early dinosaur evolution, when some predatory dinosaurs turned away from meat and went down a path to become plant eaters, according to the latest issue of the research journal Science.

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