Leonardo Da Vinci loved animals so much that he used to buy caged animals at the market just to set them free.
57
The most expensive dog in the world is the Tibetan Mastiff; worth $1.5 million.
2
Mosquitoes don't just bite you, they also pee on you.
11
Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17
Squirrels forget where they hide about half of their nuts.
698
Lobsters have blue blood.
476
The elephant brain weighs about 6,000g.
274