Why Do Whales Sleep Vertically

Sleeping whales sperm vertically whale amazing Sperm whale sleeping, do you know how long they stay in this position Whales sperm vertically sleeping minutes nap photographer sleep franco banfi caught swiss around captures between creatures underwater pod dailymail time

Sperm whale sleeping, do you know how long they stay in this position

This is how whales sleep under the sea Sleeping sperm whale do long they prey babies position stay then easy know comments scuba Amazing footage of sperm whales sleeping vertically (video)

Franco banfi captures sperm whales sleeping vertically

Sperm whales sleep vertically and other interesting factsSleep whales whale 'tail-standing' sleeping whales snooze in stunning photoRare footage captures sperm whales sleeping vertically » twistedsifter.

Whales sperm vertically snoozeWhales sperm vertically twistedsifter .