Mountain lions are adapting to their defenseless, predictable prey, which return to Patagonia seasonally to nest and breed, ...

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

Wildlife conservation efforts in the Patagonia region of Argentina have been so successful that rebounding populations of ...

Penguins in the coastal steppes of Argentina have a new enemy to worry about: the increasing numbers of pumas in Monte León ...

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

When ranchers drove out the pumas, colonies of penguins moved in. Now, the returning pumas have learned to eat these ...

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

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

Penguins throughout the southern seas have to worry about being picked off by seals or hunted by orcas. On land, they can ...

The cats’ new nutritional source in southern Argentina has led to increased concentration of the predators, who have also ...

From muskoxen and elephants to penguins and the ever-elusive raptors, here are the best live wildlife cams for December.

A new study finds Patagonia pumas eating penguins, staying near colonies, tolerating each other more, and reshaping how ...