How Elephant Seals Take Naps During Deep Dives in the Ocean

A new study reveals that elephant seals take insomnia to new depths, sleeping only about two hours a day while foraging at sea.

Elephant seals dive asleep – and urchin death riddle solved

Killer gas aids elephant seals' deep dives, Science

Neil the 600kg seal stops Tasmanian woman going to work after taking nap in front of her car, Tasmania

Sleepy Seals Bug Woman – Adventures in London

Mapping uncharted undersea volcanoes, and elephant seals dive deep to sleep, Science

Elephant Seals - Point Reyes National Seashore (U.S. National Park Service)

Interesting facts about elephant seals: they are able to hold their breath and dive into the depths of the ocean to sleep, ArabiaWeather

Seals have REM Sleep Spirals at Sea

Elephant Seals Take Power Naps During Deep Ocean Dives - The New York Times

Elephant seals enter 'sleep spiral' during ocean dives

Elephant seals sleep for just two hours a day, deep dive research reveals, Animals

Nice News

Elephant seals run on just 2 hours of sleep while foraging, study reveals - The Washington Post