Small ancestor of giant sauropods unearthed | Science News

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Small ancestor of giant sauropods unearthed

Fossils suggest bipedal dinosaur occasionally walked on all fours, could open its mouth wide to gather foliage

6:49pm, November 10, 2009
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Fossils of a newly discovered ancestor of gargantuan sauropod dinosaurs, a group that includes the tree-browsing brachiosaurs of Jurassic Park, show hints of several anatomical traits that allowed subsequent kin to become so huge.
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