Deinonychus means "terrible claw" because of the 5 inch long claw on its back foot that could rip apart much larger prey. Deinonychus had sharp, saw-edged teeth and powerful front legs. This dinosaur probably hunted in packs, attacking much larger plant-eating dinosaurs like Tenontosaurus.
Length: 10 feet
Weight: 150 pounds
Time: 119 - 105 million years ago
Where Found: Montana, Wyoming, Central Texas