Some lizards, in which the tail is a major storage organ for accumulating reserves, will return to a dropped tail after the threat has passed, and will eat it to recover part of the sacrificed supplies.
13
The ancestor of all domestic cats is the African Wild Cat which still exists today.
12
Jumping fleas can accelerate 50 times faster than the space shuttle.
218
Female kangaroos have three vaginas.
2
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
Mahatma Gandhi used to travel with his goat so that he could have fresh milk.
11