These friendships often lasted for life, and scientists say they show how male primates can use kindness and affection to socially succeed.

The complex unfolding of human evolution over ... or Antarctica). Primates scamper on the tops of branches, swing beneath them, and even leap acrobatically from tree to tree.

Mixodectes pungens, a species of small mammal that inhabited western North America in the early Paleocene, was a mystery. What little was known about them had been mostly gleaned from analyzing ...

Mixodectids were also euarchontans, a group of mammals that consists of treeshrews, primates, and colugos. To clarify just where Mixodectes fits on the evolutionary tree, the team conducted two ...

However, the latter analysis verified that mixodectids are primatomorphans, a group within Euarchonta composed of primates and colugos, but not treeshrews, Sargis explained. “While the study doesn’t ...

These primates were carefully selected to represent the full diversity of the primate evolutionary tree, ensuring that the findings would apply broadly across the primate lineage. This approach ...