ORNITHOPOD

Ornithopod

Ornithopods or members of the clade Ornithopoda are a group of ornithischian dinosaurs that started out as small, bipedal running grazers, and grew in size and numbers until they became one of the most successful groups of herbivores in the Cretaceous world, and dominated the North American landscape. Their major evolutionary advantage was the progressive development of a chewing apparatus that became the most sophisticated ever developed by a reptile, rivalling that of modern mammals like the domestic cow. They reached their apex in the duck-bills, before they were wiped out by the Cretaceous–Paleogene extinction event along with all other ...

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ornithopod

Noun

  1. A type of bipedal, herbivorous, bird-hipped dinosaur from the Cretaceous period, found on all seven continents.


The above text is a snippet from Wiktionary: ornithopod
and as such is available under the Creative Commons Attribution/Share-Alike License.

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