The most expensive dog in the world is the Tibetan Mastiff; worth $1.5 million.
2
Only 3% of bird species have penises.
0
There's a young hippo and a 130+ year old tortoise in a Kenyan wildlife preserve who are best friends and they even sleep and play together.
40
When you shave a guinea pig it looks like a little hippo.
19
Jumping fleas can accelerate 50 times faster than the space shuttle.
218
A cow produces around 200,000 glasses of milk in her lifetime.
373
Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19