Bats sleep 18-20 hours per day.
5
Honeybees never sleep.
276
44% of kids watch television before they go to sleep.
106
The average cat sleeps about 2/3 of the day.
203
Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
240
Sea otters hold hands while sleeping so they don’t drift away from each other.
104