The pet birds earned their name because of a tendency to form lifelong bonds with their mates, perching close together, ...

Scientists have documented same-sex behavior in many animals. Learn what it means, how it varies, and why human labels can mislead.

KWONG: Oh. OK, so you found out in your research - by tracing the phylogenetic tree of kissing through primates, you found out that kissing was likely present in the ancestor of all apes who lived 21 ...

In a tiny town tucked into the desert an hour’s drive out of Nevada, a legal brothel operates. Its ...

With Valentine’s Day upon us, it’s the perfect time to check in on how the animal kingdom is gearing up for the most romantic holiday of the year. Just kidding. Animals don’t send sappy greeting cards ...

DanceAspen has been piquing audiences’ interest with free snippets of its “re:imagine” earlier this year, and now, it’s showcasing its world premieres in full glory Feb. 21 at 7:30 p.m. and Feb. 22 at ...

Humans develop sharp vision during early fetal development thanks to an interplay between a vitamin A derivative and thyroid hormones in the retina, Johns Hopkins University scientists have found. The ...

The evolution of human hands is one of the most important – and overlooked – stories of our origin. Now, new fossil evidence ...

An evolutionary biologist weighs in on mating and dating in the age of apps. Is pair bonding passé? Is single the new married ...

Biologists have debated the reason why Homo sapiens evolved a prominent lower jaw, but this unique feature may actually be a by-product of other traits shaped by natural selection ...

Elephant seal mating season is underway. Learn where you can watch this ferocious display along the California coast.

Mating Season is an upcoming Netflix Original adult animated comedy series created by the team of Mark Levin, Jennifer ...