Mating system: The patterns of sexual behavior characterizing ... geladas, and snub-nosed monkeys, consisting of one "leader male" and one or more females. Pair-bonded: Characterized by strong ...

In this excerpt from his book, Lents discusses two different mating styles that each contribute to strong parental bonds and shed light on the origins of the human family. Coppery titi monkeys ...

Back in 2004, Kate Detwiler had her binoculars trained on a guenon monkey perched in a tree deep in Tanzania’s Gombe National Park. She was waiting for the monkey to defecate so she could alert her ...