animals, including some very large species, provided major components of human diets.
An important controversy centering on the question of human effects on prehistoric wildlife
Line concerns the sudden disappearance of so many species of large animals at or near the end of the Pleistocene epoch. Most paleontologists suspect that abrupt changes in climate led
to the mass extinctions. Others, however, have concluded that prehistoric people drove
many of those species to extinction through overhunting