Termites work 24 hours per day and they do not sleep.
57
Honeybees never sleep.
276
You forget 90% of your dreams.
256
People who sleep late have more mental stamina and can outperform early risers.
33
Sea otters hold hands while sleeping so they don’t drift away from each other.
104
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212