Sleeping Seals (IMAGE)
Caption
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 on the beach at Año Nuevo State Park.
Credit
Photo by Jessica Kendall-Bar, NMFS 23188
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For use only with news coverage of this research
License
Original content