Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6
Gorillas can catch human colds and other illnesses.
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Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
The largest earthworm on record was found in South Africa and measured 22 feet.
151
There's a phone app called RoboRoach that allows you to remotely control a cockroach through a chip that you to manually implant into the unwitting critter.
10