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
FEATURED: EXTINCT ANIMALS

Before the arrival of mammals and dinosaurs, reptiles and amphibians dominated the landscape. But due to climate changes during the Triassic period, mammals and dinosaurs began to flourish. Learn more on the Science Channel's "Mammals vs Dinos."

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Dilophosaurus

Often called the terror of the Early Jurassic, the Dilophosaurus was a fast and agile dinosaur with extremely powerful neck and jaw muscles. It also had two crests on its head that may have been used for displaying the animal's social position.

Harpymimus

Named after the flying mythical Greek creatures called Harpies that snatched victims with their hands, Harpymimus ("snatcher mimic") is the most primitive ornithomimid known. Learn more about the Harpymimus and other Late Cretaceous dinosaurs.

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