Think penguins are just cute waddlers? Discover surprising facts about how they stay warm, walk 60 miles, and more.

Adelie penguins (Pygoscelis adeliae) belong to the penguin family Spheniscidae. They also go by the name brush-tailed penguins due to the long, still feathers on their tails that often sweep the ...

Getty Chinstrap penguins love a good nap — or 10,000! According to research published in the journal Science earlier this week, nesting birds in colonies in Antarctica take over 10,000 naps ...

It’s probably not surprising to learn that chinstrap penguins sleep, but you might be surprised to learn that they do it 4 seconds at a time, taking more than 10,000 micro naps every day.

Take chinstrap penguins (Pygoscelis antarcticus), the adorable two-foot-plus waddling birds named for the distinctive and dignified black stripes at the bottoms of their heads, which are ...

Most parents of little ones function with a sleep deficit — but some penguins have figured out a way to catch more Zzzs. Nesting chinstrap penguins take more than 10,000 mini naps per day ...

For some penguins, it means thousands of mini-catnaps a day, researchers discovered. Chinstrap penguins in Antarctica need to guard their eggs and chicks around-the-clock in crowded, noisy colonies.

The art of nodding off appears to have been mastered by breeding chinstrap penguins, who take more than 10,000 naps a day, with each nap lasting an average of four seconds, according to a new study.