REM Sleep in Animals
REM sleep occurs in all land mammals as well as in birds.
Read more about this topic: Rapid Eye Movement Sleep
Famous quotes containing the words sleep and/or animals:
“Let me have men about me that are fat,
Sleek-headed men, and such as sleep a-nights.
Yon Cassius has a lean and hungry look;
He thinks too much. Such men are dangerous.”
—William Shakespeare (1564–1616)
“Chinese civilisation is so systematic that wild animals have been abolished on principle.”
—Aleister Crowley (1875–1947)