Add Yahoo as a preferred source to see more of our stories on Google. Long absent from Argentinian Patagonia due to over-hunting, pumas have returned and started hunting local Magellanic penguins, ...

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 ...

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 ...

Pumas in Patagonia are preying on penguins — and it's changing how the big cats interact with each other. The pumas in question reestablished themselves in an Argentinian national park that housed a ...

Returning pumas in Patagonia are killing thousands of Magellanic penguins. Scientists are studying how this unexpected predator threat could reshape coastal ecosystems and conservation strategies.

Pumas returning to Patagonia have begun hunting mainland penguins that evolved without land predators. Scientists estimate that more than 7,000 adult penguins were killed in just four years, many of ...

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.

Wildlife conservation efforts in the Patagonia region of Argentina have been so successful that rebounding populations of pumas have found an unexpected new main source of prey: Magellanic penguins.

Penguins in the coastal steppes of Argentina have a new enemy to worry about: the increasing numbers of pumas in Monte León National Park (MLNP). These powerful mountain cats were once on the brink of ...