A rising, global demand for krill as a dietary supplement has been ravaging Antarctica's remote, frigid waters through krill ...

Have you tried napping with your eyes open? Chinstrap penguins have mastered the art! These sleep-deprived dads (and moms!) take thousands of 4-second naps a day to keep their chicks safe.

On Tuesday, a group of independent researchers on a Greenpeace expedition to Antarctica shared findings from their recent survey of chinstrap penguin colonies in the region. The team found that ...

But a new study published in November found that chinstrap penguins take short naps thousands of times every day. They accumulate their daily sleep requirement of more than 11 hours in short ...