Nervous dogs wag their tails to the left, and happy dogs to the right (from the dog’s point of view) – and fellow canines pick up on this lop-sided tail language.
10
Whales and dolphins can't taste anything other than salt.
11
Crows living in some urban areas drop nuts into traffic to let the passing cars crush them, then they wait for the red lights to stop the traffic so they can grab and eat it.
17
An Indian man known as "Snake Manu" can put small snakes, including deadly cobras, into his mouth and pass them out through his nose.
59
Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6
The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
79