Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6
Parrot parents "name" their children with a signature call.
112
Early American humans hunted car-size armadillos and used their shells for houses.
12
The CIA once spent $20 million on a cat equipped with gear to spy on the Soviets, but it was hit by a taxi.
328
Ants have tiny magnetic compasses in their antennae which help them navigate.
9
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
Only 3% of bird species have penises.
0