The ancestor of all domestic cats is the African Wild Cat which still exists today.
12
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
Two dogs were among the Titanic survivors.
262
Sheep, goats, octopuses, and toads have rectangular pupils.
7
When a drone bee mates with a queen, its ejaculation is so powerful that it can even be heard by the human ear.
5