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Science Tiny carnivore evolved into humongous herbivores, say scientists

A diminutive lizardlike insect-eater that 300 million years ago gave rise to huge, plant-eating animals, according to a new study.  

By Stephanie PappasLiveScience Senior Writer / April 16, 2014

Danielle Dufault

A newly discovered 300-million-year-old meat-eating mammal ancestor is the oldest known member of a line that gave rise to rhinoceros-size herbivores.