Pumas in southern Patagonia have discovered an unexpected new food source in the dense colonies of Magellanic penguins, and ...

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

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

In a national park in Patagonia, something remarkable is happening between predators and prey: Pumas are returning–and ...

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