Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6
In 1949, an official boxing match between a bear and a man was held. The bear won.
41
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
In Australia, there are spiders big enough to eat snakes.
20
A scorpion can hold its breath for up to 6 days.
19
Sharks, like other fish, have their reproductive organs in their chests.
248
A zoo in China gave a gay penguin couple the opportunity to raise a chick.
11