Pumas in Patagonia, Argentina are eating penguins in a national park — and it's changing how the big cats are interacting ...

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

Protections for wildlife, including ranches that were donated to Argentina's national park service and converted to the Monte ...

The novel hunting behaviour was observed on the windswept shores of Monte León National Park in south-east Argentina.

Penguins in one corner of Argentina now have a new land-based threat to worry about: pumas. A study in the journal ...

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 ...

“The emperor penguin is the largest penguin species on Earth.” The emperor penguin is the largest species of penguin in the world and also one of the most unique. Instead of breeding in the warmer ...

Because a key food source dropped to less than a quarter of its peak levels in 17 of the past 20 years, the findings could be crucial for securing the penguins’ long-term survival. Penguins living ...