Leonardo Da Vinci loved animals so much that he used to buy caged animals at the market just to set them free.
57
There is a sea snail that wears a suit of iron plated armor. It is the only known animal to use iron sulphide as skeletal material.
9
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
Rex the German Shepherd was a rescue dog with a bad temper. He refused to be fed by humans and would attack strangers, but he’s a changed dog after falling in love with Geraldine the goose!
10
Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17