Cows can sleep standing up, but they can only dream lying down.
745
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
There are so many kinds of apples that if you ate a new one everyday, it would take over 20 years to try them all.
34
The largest breed of rabbit is the Flemish Giant.
65
The strangers in your dreams are actually people that you've seen in real life.
50