Tigers can see 6 times better at night than humans.
305
Using a remote-controlled camera, biologists caught dolphins getting high by sucking on puffer fish. They were even caught passing the puffer fish around.
23
Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6
In 1955, the citizens of São Paulo were so upset with their government that they elected a rhinoceros named Cacareco (meaning rubbish) to the city council in protest, with over 100,000 votes.
18