One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
A dairy cow can produce more milk when listening to music.
446
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
Two dogs were among the Titanic survivors.
262
Cats sleep for 70% of their lives.
8
Vampire bats adopt orphans, and are one of the few mammals known to risk their own lives to share food with less fortunate roost-mates.
402
When a drone bee mates with a queen, its ejaculation is so powerful that it can even be heard by the human ear.
5
Cows can sleep standing up, but they can only dream lying down.
745