The cat brain weighs about 30g.
167
A giraffe's kick is so powerful that it can decapitate a lion.
216
Some lizards, in which the tail is a major storage organ for accumulating reserves, will return to a dropped tail after the threat has passed, and will eat it to recover part of the sacrificed supplies.
13
Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
20
The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255
The oldest known animal in the world was 'Ming' the 405 year old clam, discovered in 2007.
492