Honeybees never sleep.
276
47% of people have a nightmare at least once a month.
186
Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193
The average cat sleeps about 2/3 of the day.
203
Quick naps not only improve your alertness, but they also help in decision making, creativity and sensory perception.
149
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
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23