A natural experiment in a national park in Patagonia shows how the return of a large predator can reshape an ecosystem.

Penguins, it seems, can't really taste their dinners. They aren't able to pick up on sweetness, bitterness, or a meaty flavor known as umami, a study finds. Instead, they can only taste sourness and ...

Penguins might be doing more for the planet than we thought when it comes to fighting climate change. According to new research, the clouds around Antarctica could be fueled by penguin poop.

Penguins of all sorts are beloved birds, known for their quirky appearance and endearing waddle. Macaroni penguins are especially notable for their dashing hairdos and festive name. This particular ...