Monogamous Monkeys

Coppery titi monkeys. Sofya Dolotovskaya, used with permission.

Many birds and mammals are socially monogamous — males and females pair up, live together, and often raise their young together. However, once methods for genetic paternity testing were introduced, it became clear that a great many socially monogamous animals are sexually unfaithful. In pair-living species, genetic monogamy is rare. In a new study, scientists report that coppery titi monkeys living in the Amazon lowland rainforest appear to be an exception. Researchers from the German Primate Center (DPZ) - Leibniz Institute for Primate Research in Göttingen could not find evidence for extra-pair paternity in their study population in Peru.

Read my post here: Monkeys Suggest What It Takes to be Monogamous.