Tourists onboard a Polar Latitudes Expeditions ship in Antarctica saw a pair of orcas hunting a gentoo penguin.

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 ...

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 ...