The higher someone’s I.Q. the more likely they are to be sleep deprived.
29
Sea otters hold hands while sleeping so they don’t drift away from each other.
104
Some people have a "natural alarm clock" allowing them to wake up when they want. This is actually caused by a burst of the stress hormone adrenocorticotropin.
15
Sleeping on your stomach can induce weirder, scarier, and sexier dreams.
22
The average person falls asleep in seven minutes.
115
Honeybees never sleep.
276