Mammals have been around for more than a hundred million years, maybe as old as the first dinosaurs themselves. 10 million years is about the time humans and g

Mammals have been around for more than a hundred million years, maybe as old as the first dinosaurs themselves. 10 million years is about the time humans and gorillas diverged from a common ancestor. We’ve been evolving just as long as every other animal and it was environmental pressures (and luck) that lead to us being what we are.