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How Elephant Seals Take Naps During Deep Dives in the Ocean

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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 Take Extreme Power Naps in the Open Ocean, Smart News

Elephant seals, the mammals that sleep the least: two hours a day in 10-minute naps, Science

Elephant Seals Wandering through Time and Place

Northern elephant seal, Animals

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

Elephant Seals Take Extreme Power Naps in the Open Ocean, Smart News

Seals skip sleep at sea to escape shark attacks

Seals uncover new ocean depths in East Antarctica - Institute for Marine and Antarctic Studies

Risk versus reward on the high seas – skinny elephant seals trade safety for sustenance

Seals have REM Sleep Spirals at Sea

Learning To Swim, Elephant Seal Style - Natural Reserve System