Cows can sleep standing up, but they can only dream lying down.
745
Termites work 24 hours per day and they do not sleep.
57
"Dysania" is the state of finding it hard getting up out of bed in the morning.
33
The average cat sleeps about 2/3 of the day.
203
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
If you hold farts in during the day, they'll just come out when you sleep.
16
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
Sleeping on your stomach can induce weirder, scarier, and sexier dreams.
22