Add Yahoo as a preferred source to see more of our stories on Google. Pumas are now preying on Patagonia’s coastal penguin colonies at high rates, raising new conservation concerns. Rising puma ...

Add Yahoo as a preferred source to see more of our stories on Google. Reintroducing keystone predator species can have a near-miraculous restorative effect on ecosystems. This is what I would remind a ...

Pumas in southern Patagonia have discovered an unexpected new food source in the dense colonies of Magellanic penguins, and the shift is rewriting what scientists thought they knew about big cat ...

Off the southern coast of Argentina, Patagonia is home to millions of yellow-eyed Magellanic penguins. Each day, adults step out of their colonies, bobbing their plump white bellies, to forage for ...

Along South America’s windswept southern coast, Magellanic penguins have spent decades nesting in relative safety. For much of the twentieth century, sheep ranching dominated the region, and pumas ...