People who sleep late have more mental stamina and can outperform early risers.
33
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
The average cat sleeps about 2/3 of the day.
203
Sleeping on your stomach can induce weirder, scarier, and sexier dreams.
22
Bats sleep 18-20 hours per day.
5
Termites work 24 hours per day and they do not sleep.
57