Topic: Lawrence Witmer
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Ten-foot-tall prehistoric 'terror bird' had a fearsome bite
Andalgalornis, a prehistoric, flightless, carnivorous bird that lived in South America, subdued its prey using a repeated attack-and-retreat strategy, landing well-targeted, hatchet-like jabs with its massive beak.
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Feathery find could rewrite dinosaur history
Scientists in China report that they have unearthed the fossil remains of a small plant-eating dinosaur that sports what appears to be a primitive form of feather.
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