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
Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6
There’s a bonobo named Kanzi who has learned to build a campfire and cook his own food.
8
Only 3% of bird species have penises.
0
Nicole Kidman is scared of butterflies.
65
A scorpion can hold its breath for up to 6 days.
19