Animals with specialized diets—such as chinstrap penguins, which only eat krill—could be more sensitive to the effects of human activities than those that eat a wider variety of foods, according to a ...

Feathers from three penguin species—Adelie, gentoo and chinstrap—were collected during the 2010-11 breeding season by William R. Fraser, lead investigator with the Polar Oceans Research Group ...

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 ...