Termites work 24 hours per day and they do not sleep.
57
Sleeping on your stomach can induce weirder, scarier, and sexier dreams.
22
Honeybees never sleep.
276
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
Dieters who sleep more take off more fat that those who sleep less.
159
The average person falls asleep in seven minutes.
115
The average cat sleeps about 2/3 of the day.
203