The cercopithecoids only assume a dominant role in the mammalian fauna after:
A)the extinction of the dinosaurs
B)the number of hominoids diminished
C)they spread into the New World
D)all of the above

Question

Quizplus · Accepted Answer

Cercopithecoids, or Old World monkeys, became more dominant in the mammalian fauna after the number of hominoids, or apes, diminished, allowing them to occupy ecological niches that were previously filled by hominoids.

The Cercopithecoids Only Assume a Dominant Role in the Mammalian