Learn more about mammal monogamy rates, which support the theory that the primary mating pattern in Homo sapiens is monogamy.

Bats with "disproportionately large" penises that don't fit inside the females' vaginas are the only mammals known to have sex without penetration, scientists have discovered. Mammals usually mate via ...

Humans are far closer to meerkats and beavers for levels of exclusive mating than we are to most of our primate cousins, according to a new University of Cambridge study that includes a table ranking ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Bats have long been ...

Sticking with a long-term life partner to rear children has long been considered a dominant mating pattern for our species, ...

(CNN) — Bats have long been the odd ones out among mammals. They are the only creatures in this branch of the animal kingdom capable of powered flight. Now researchers say they have discovered another ...

It’s common knowledge that wildlife breeds in the spring. When it comes to medium and large mammals, however, common knowledge is often wrong. Mating season peaks in mid-winter for many mammals, and ...

(CNN) — Bats have long been the odd ones out among mammals. They are the only creatures in this branch of the animal kingdom capable of powered flight. Now researchers say they have discovered another ...