Ornitholestes is a dinosaur that is noted for using its hands to grasp its prey. Each of the fingers had razor sharp claws. The animal weighed about 35 pounds and grew to a length of about 6 feet.
WHAT'S INSIDE: EXTINCT ANIMALS
Extinct animals are those species which are no longer living. This group includes prehistoric animals like dinosaurs and ice-age mammals, as well as moden species like the Dodo.
- Dinosaurs
- Extinct Birds
- Prehistoric Animals
- Other Extinct Animals
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Prehistoric Animals
While Mammoths and Saber Toothed Tigers died out long ago, modern mammals are increasingly at risk of extinction due to human intervention. Explore some species that are no longer with us.
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FEATURED: EXTINCT ANIMALS
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Chasmosaurus
The first Chasmosaurus fossil found was part of the neck frill. It was unearthed in 1898 by Lawrence Lambe along the Red Deer River, Alberta. Learn more about the Chasmosaurus and other Late Cretaceous dinosaurs.
Triceratops
Triceratops is one of the most spectacular and well known of all dinosaurs. It lived to the end of the Cretaceous. Triceratops was the largest of the ceratopsians. Learn more about the Triceratops and other Late Cretaceous dinosaurs.
