A groundbreaking study published in the Proceedings of the National Academy of Sciences underscores the pivotal role that seasonal Antarctic sea ice plays in the annual molting periods of Adélie ...

Warming temperatures are forcing Antarctic penguins to breed earlier, posing a big problem for two of the cute tuxedoed species that face extinction by the end of the century, a study says. Three ...

Penguins may look awkward on land, but they are highly specialized marine hunters shaped by life in cold oceans. Their bodies ...