A cat rubs against people not only to be affectionate but also to mark out its territory with scent glands around its face. The tail area and paws also carry the cat's scent.
293
Only 3% of bird species have penises.
0
The cat brain weighs about 30g.
167
The most expensive cow in the world was sold in 2009 for $1.2 million.
-3
Jaguars frequently get high by eating hallucinogenic roots, which also increases their senses for hunting.
6
The oldest known animal in the world was 'Ming' the 405 year old clam, discovered in 2007.
492