Ornithomimus is the best known of the ornithomimids which are believed to be among the fastest dinosaurs that ever lived.

Fossil evidence indicate that Ornithomimus was covered in feathers and was equipped with a small toothless beak suggesting it was an omnivore.

Dino Facts

  • Pronounced: or-nith-o-mime-us
  • Means: Bird mimic
  • Size: 11.5 ft (3.5 m)
  • Where: North America (Arizona, Colorado, Montana), Asia (Mongolia)
  • When: Late Cretaceous
  • Diet: Omnivorous