How do whales and dolphins sleep without drowning? Franco banfi captures sperm whales sleeping vertically Whales sperm vertically snooze
'Tail-Standing' Sleeping Whales Snooze in Stunning Photo | Live Science
Whales sperm vertically sleeping minutes nap photographer sleep franco banfi caught swiss around captures between creatures underwater pod dailymail time
Sleep whales whale
This is how whales sleep under the seaSperm whales sleep vertically and other interesting facts 'tail-standing' sleeping whales snooze in stunning photoAmazing footage of sperm whales sleeping vertically (video).
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