Most Mammals Killed In Dinosaur Extinction
The asteroid that wiped out the dinosaurs also killed off the majority of mammalian species , to such an extent that our entire class may have been prosperous to make it the shock and the events that followed . The popular perception of theCretaceous - Paleogene extinction eventis that while it was defective news for the dinosaurs , it supply the opportunity for oppressed mammal to take over the planet ....