When did the dinosaurs die?

Answer by  beelady (334)

The Dinosaurs died out at the end of the Cretaceous period, about 65 million years ago, in a mass extinction. Some scientists believe that they are the ancestors of modern birds.

Answer by  carol (1241)

It is believed that about 65 million years ago a asteroid collided with the earth which killed all the dinosaurs and caused the ice age to happen.

Answer by  soccerpig73 (67)

The dinosaurs died out towards the end of the Cretaceous period which is roughly 65 million years ago. Mammals appeared during this time.

Answer by  Doomstoned (1454)

Paleontologists have presented compelling evidence to support the theory that the dinosaurs became extinct approximately 65 million years ago due to a massive asteroid impact and the subsequent cataclysm caused.