The cat brain weighs about 30g.
167
The ancestor of all domestic cats is the African Wild Cat which still exists today.
12
The most expensive cow in the world was sold in 2009 for $1.2 million.
-3
Sharks have been on the planet longer than trees.
14
In 1918, a homing pigeon saved over 190 American soldiers by delivering a message to nearby support despite having been shot through the breast, blinded in one eye, covered in blood, and with a leg hanging on by just a tendon.
22
The difference between antlers and horns is that antlers are shed each year and are made of bone while horns are kept for life and are made of living tissue and bone with a sheath that is very similar to human finger nails.
10
Lobsters have blue blood.
476