When a penguin does this to a human, it can signify general interest or trust. Baby Adélie chicks like this one often make ...

It was just a few months ago that Australia's beloved Pesto the Penguin went viral for weighing nearly 50 pounds at just 9 months old. Now, the U.S. has its own baby penguin that some are saying ...

Scientists have used ancient DNA to help reconstruct 6,000 years of penguin history at the South Pole. The researchers found that Adélie penguins had taken over the habitat of southern elephant ...