This video dives into the world of animals with the most unusual and astonishing breeding habits on Earth. Scientists reveal ...

Science history: Dian Fossey found murdered, after decades protecting gorillas that she loved — Dec. 27, 1985 This 18-mile ...

At three sites where turkeys are hunted, it appeared that females were more likely to give birth to other females.

When it comes to animals romancing in the wild, things get weird—really weird. Some animals offer bizarre gifts, some put on daring dances, and others? Well, let’s just say things get really messy.

Understanding the evolution of insect mating behavior is essential for explaining how early insects adapted to life on land.

Rarely do species presumed extinct reappear with renewed hope for a better future. But researchers in Australia not only ...

Photojournalist Ami Vitale followed Przewalski’s horses—once declared extinct in the wild—on a 2,000-mile journey back to their ancestral home. (And only one tried to escape.) Przewalski's horses once ...

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

Amy Lindberg spent 26 years in the Navy and she still walked like it—with intention, like her chin had someplace to be. But around 2017, her right foot stopped following orders. Lindberg and her ...

Notable: Seattle is up to 54% to earn the No. 1 seed after beating the Panthers on Sunday, according to The Athletic's playoff predictor. If they beat the Niners on Saturday night, they'll win the No.