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Researchers tag 42 sleeping giants in Arctic Circle – and make breathtaking discovery BBC Wildlife Magazine Sperm whales blow bubbles to achieve restful, vertical sleep Phys. org Sperm whales release bubbles to regulate buoyancy and sleep floating vertically, scientists discover Sky News How Do Sperm Whales Keep Their Massive, Wax-Filled Heads Beneath the Waves as They Sleep?
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“Researchers have tagged 42 sleeping sperm whales in the Arctic Circle and made a breathtaking discovery about their unique sleeping habits.”
Sperm whales can sleep while remaining motionless in the ocean by tooting gas and hanging vertically.
They blow bubbles to help them nap and achieve restful, vertical sleep.
This unique behavior has been observed in 42 tagged sperm whales in the Arctic Circle.
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