Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
Only 3% of bird species have penises.
0
The head of a jellyfish is called the "Bell."
6
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
When Koko, the gorilla famous for knowing sign language, was asked where gorillas go after death, she responded by signing “Comfortable hole, bye.”
23