South Africa is preparing a large-scale operation to eliminate mice on Marion Island. Helicopters will drop 550 tons of ...

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 ...

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.

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 ...

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 ...

Lead author Melisa Lera, a postgraduate student at WildCRU, Oxford University said, "The number of carcasses showing signs of predation we found in the colony is overwhelming, and the fact that they ...