Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6
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
A giraffe's kick is so powerful that it can decapitate a lion.
216
A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
6
Alligators can live up to 100 years.
337
Jumping fleas can accelerate 50 times faster than the space shuttle.
218