Feb 2, 1998 ... Marine mammals such as whales and dolphins spend their entire lives at sea. So
how can they sleep and not drown? Observations of ...
Whales and dolphins are mammals, so in a lot of ways, they are just like human
beings. Among other things, they have similar bone structure, are warm-blooded
Oct 11, 2014 ... Have you ever wondered how humpback whales sleep? ... **For those who do
not understand, Because of carbon emissions, the oceans pH is ...
Dolphins sleep in a very different way to the way we humans do. Humans have
prolonged periods ... More facts about whales and dolphins. Atlantic white-sided
Thank you for asking this question. I learned a lot! Lots of fascinating stuff here: ...
Dolphins and whales sleep with only half their brain at a time. In order to ...
www.ask.com/youtube?q=Do Whales Sleep?&v=HengPojNgbM
Sep 19, 2013 ... discovery ch the magic of the big blue 4of7 europe - sperm whales sleeping.
Many whales and dolphins sleep during the night. Whales, unlike humans who
are involuntary breathers, must decide to take each breath. Accordingly, whales ...
www.ask.com/youtube?q=Do Whales Sleep?&v=G_PmedKLbLI
Jul 7, 2009 ... Whales sleep by only allowing half of their brain to rest at a time so that they may
look out for danger and breath air at the surface of the water.
www.ask.com/youtube?q=Do Whales Sleep?&v=3DEE3gapfT0
Jun 1, 2009 ... When dolphins sleep, they rest half of their brain at a time, and can often be
found floating on the surface or laying on the bottom of the water.
What is outstanding about whales is the way they can sleep. While all mammals
sleep, whales cannot afford to become unconscious for long because they may ...