Cows can sleep standing up, but they can only dream lying down.
745
Armadillos can get leprosy.
13
The average life expectancy of an ant is 45-60 days.
81
Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
20
Some older/less efficient worker termites will develop 'backpacks' of toxic chemicals that explode when the termite is threatened. They are essentially used as suicide bombers when the colony is being attacked.
8
Humans and dolphins are the only species that have sex for pleasure.
61