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
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12
Lurch, a Watusi bull, had the largest horns in the world.
32
In order to enhance the taste, Japanese macaque wash their food in salt water before they eat. They also make snowballs for fun!
7
The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
79
Condoms were originally made of animal intestines or linen.
347