Female kangaroos have three vaginas.
2
Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6
The oldest recorded elephant lived for 82 years.
213
Denmark has twice as many pigs as there are people.
66
Macaques monkeys in Japan learned to steal purses and wallets, take out the coins, and use them to buy drinks and snacks from vending machines.
26
The elephant brain weighs about 6,000g.
274