Cats and dogs can hear ultrasound.
350
Cows can sleep standing up, but they can only dream lying down.
745
A lion in the wild usually makes no more than twenty kills a year.
186
In 1949, an official boxing match between a bear and a man was held. The bear won.
41
When a drone bee mates with a queen, its ejaculation is so powerful that it can even be heard by the human ear.
5
Honeypot ants are a unique insect that use their own bodies as living storage pots of honey.
4