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 ...

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 ...

Some Argentinian penguins are experiencing high levels of predation from pumas recolonising their historical territory. A new study has quantified the risk on long-term penguin population survival.

Antarctic penguins are breeding earlier than ever recorded, with gentoo penguins showing the most dramatic shifts as warming accelerates along the Antarctic Peninsula. Earlier breeding can create ...

A group of pumas in Monte León National Park, in Argentina's Santa Cruz province, has incorporated penguins as a regular part ...

EDITOR’S NOTE: Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing our planet, together with the solutions. Rolex’s Perpetual Planet Initiative has ...

Jacqui Glencross does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

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 ...