When dragonflies mate, their tails form a love heart.
22
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
A dairy cow can produce more milk when listening to music.
446
A dog's naked behind leaves absolutely no bacteria when pressed against carpet.
250
Jumping fleas can accelerate 50 times faster than the space shuttle.
218
The elephant brain weighs about 6,000g.
274
When a male honey bee climaxes during sex, his testicles explode and then he dies.
27