Studies show that the colder the room you sleep in, the more likely you are to have a bad dream.
28
Cows can sleep standing up, but they can only dream lying down.
745
Sea otters hold hands while sleeping so they don’t drift away from each other.
104
Honeybees never sleep.
276
47% of people have a nightmare at least once a month.
186
Termites work 24 hours per day and they do not sleep.
57