This Antarctic penguin sleeps 11 hours a day—a few seconds at a time, Science

Penguin - Wikipedia

These penguins fall asleep 10,000+ times daily - for just seconds

Study shows penguin parents sleep for just a few seconds at a time

Chinstrap Penguins: Masters of the microsleep

Penguins snatch 11 hours of sleep through micronaps

Parent penguins take more than 10,000 micronaps per day, study

Penguin parents sleep for just a few seconds at a time to guard

This Antarctic penguin sleeps 11 hours a day—a few seconds at a

By taking 10,000 four-second naps a day, chinstrap penguins can

Chinstrap Penguins Take Over 10,000 Small Naps a Day, Research Says

The penguin that sleeps 11 hours a day, for just 4 seconds a time