Cows can sleep standing up, but they can only dream lying down.
745
Honeybees never sleep.
276
You forget 90% of your dreams.
256
The strangers in your dreams are actually people that you've seen in real life.
50
People who sleep late have more mental stamina and can outperform early risers.
33
A new parent will lose about 1055.6 hours of sleep in the first year of their child's life - almost 44 days!
6