There are some strange mating rituals in the wild. Birds court through dance and song, and some males fight for females’ ...

Over the past half century, researchers have established that birds evolved from dinosaurs: specifically, the theropods, the ...

Some animals can sleep with just half their brain at a time. Understanding this phenomenon can help us learn more about human ...

In Amboseli, Esau’s moment has arrived. As other males circle, he relies not on force, but skill and restraint -- while younger elephants watch and learn what it takes to mate.

Bonds between same-sex individuals help apes and monkeys to manage conflict and strengthen alliances, especially in dry ...

Discover the bizarre facts and fiction about the Virginia opossum's incredible symmetrical reproductive system.

Homosexual behavior in primates has a deep evolutionary basis and is more likely to occur in species that live in harsh ...

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After a four-year hiatus, conservationists in New Zealand are relieved that the flightless kākāpo is once again breeding.

The best things in life are free. Sign up for our email to enjoy your city without spending a thing (as well as some options when you’re feeling flush). Our newsletter hand-delivers the best bits to ...

Birds speak different languages – but when danger strikes, some learn to listen, decoding unfamiliar calls through the voices ...