Bats sleep 18-20 hours per day.
5
Quick naps not only improve your alertness, but they also help in decision making, creativity and sensory perception.
149
Sea otters hold hands while sleeping so they don’t drift away from each other.
104
The harder you concentrate on falling asleep, the less likely you are to fall asleep.
34
Sleeping on the job is acceptable in Japan. It is viewed as exhaustion from working hard. Some people fake it to look committed to their job.
57
Cows can sleep standing up, but they can only dream lying down.
745
You can reschedule your sleeping pattern by not eating 12-16 hours before you want to be awake. Upon eating after this time period, your internal clock will reset to a new day, with the time of your first meal being interpreted as "morning".
11