Dinosaurs ruled the earth for 150 million years before becoming extinct. Can you imagine the human civilization, around for only some thousands of years, actually sustaining itself for that long?
Craziest Dinosaur Facts: The Dinosaur Kingdom
There are two types of dinosaurs – the lizard-hipped saurischian and the bird-hipped ornithischian, rather than herbivores and carnivores. Bizarrely, birds evolved from lizard-hipped dinosaurs.
Despite popular opinion, dinosaurs were not the first reptiles to rule the earth. Many believe that honor goes to the land reptiles archosaurs and therapsids, which ruled 20 millions years before the first dinosaurs evolved.
Craziest Dinosaur Facts: Dinosaurs Grew Wings
Though there is much debate surrounding the claim, the majority of scientific theory suggests that modern birds evolved from dinosaurs. In particular, the small, feathered theropod dinosaurs common in the late Jurassic and Cretaceous periods.