For the first time, scientists have recorded brain activity in a free-ranging, wild marine mammal, revealing the sleep habits of elephant seals during the months they spend at sea. The new findings, ...
Elephant seals avoid predators by sleeping while they dive, a new study has found. The research published Thursday in Science sheds new light on the universal mammal need for sleep and the species’ ...
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Northern elephant ...
Elephant seals sleep about 10 hours a day on the beach, but during months-long foraging trips at sea they average just 2 hours of sleep per day. These 2-month-old northern elephant seals are sleeping ...
During the many months they spend at sea gorging on fish and squid, the massive mammals sleep only about two hours a day. By Annie Roth It long seemed as though African elephants were the champions of ...
They are all elephant seals, on their way to maturity. About half the young of the year survive this first migration. It's not an easy journey. They could swim and dive when they left, but they had to ...
Elephant seals sleep about 10 hours a day on the beach, but during months-long foraging trips at sea they average just 2 hours of sleep per day. These 2-month-old northern elephant seals are sleeping ...
Northern elephant seals might be masters of multitasking in the animal kingdom because they've learned how to sleep and dive at the same time — all while avoiding predators. The elephant seals can ...
Northern elephant seals might be masters of multitasking in the animal kingdom because they’ve learned how to sleep and dive at the same time — all while avoiding predators. The elephant seals can ...
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