For the first time, scientists have measured the sleeping behaviour of adult chinstrap penguins in the wild by attaching sensors that measure brain waves. Guarding their chicks from predators and ...

The island hosts 1.3 million pairs of Chinstrap penguins — one of the world's ... Meijers -- who encountered the iceberg face to face while leading a scientific mission in late 2023 -- described ...

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 ...

Guarding their chicks from predators and wayward penguins in a crowded colony requires round-the-clock attention. During the breeding season, adult chinstrap penguins nod off thousands of times ...