Same-sex sexual behaviour has been recorded in around 1,500 species, from insects and starfish to birds and mammals. Yet sex ...

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

When you think of birds, you might imagine wings flapping silently against a blue sky. The kākāpō, however, lacks these ...

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

New Zealand's critically endangered flightless parrot, the kakapo, started breeding last week for the first time in four ...

The findings, published in the journal Biology Letters, showed that strangers were more likely to approach each other with ...

Big Bear’s famous bald eagles Jackie and Shadow are renovating their nest, signaling a new clutch of eggs could arrive soon.

These three bird courtship displays are so bold, precise and theatrical that they make human romance look a little ...

Illegal shootings of large, protected birds are a growing problem in Wisconsin. Victims include bald eagles, loons, and pelicans, which are protected by federal law. A $2,500 reward is being offered ...

The East River’s “Swan Lake” story has ended in tragedy. A rock-wielding, real-life “Rothbart” is believed to have ruthlessly murdered one half of the beloved swan couple that calls the river home — ...