The most expensive cow in the world was sold in 2009 for $1.2 million.
-3
When dragonflies mate, their tails form a love heart.
22
A zoo in China gave a gay penguin couple the opportunity to raise a chick.
11
A dairy cow can produce more milk when listening to music.
446
When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25
Leonardo Da Vinci loved animals so much that he used to buy caged animals at the market just to set them free.
57
In Australia, there are spiders big enough to eat snakes.
20
The oldest known animal in the world was 'Ming' the 405 year old clam, discovered in 2007.
492