Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6
The elephant brain weighs about 6,000g.
274
The cat brain weighs about 30g.
167
Nicole Kidman is scared of butterflies.
65
Jumping fleas can accelerate 50 times faster than the space shuttle.
218
A dairy cow can produce more milk when listening to music.
446
The octopus does not have a blind spot.
273