The most expensive cow in the world was sold in 2009 for $1.2 million.
-3
Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
A group of kittens is called a "kindle".
10
The elephant brain weighs about 6,000g.
274
Using a remote-controlled camera, biologists caught dolphins getting high by sucking on puffer fish. They were even caught passing the puffer fish around.
23
It has been scientifically proven that stroking a cat can lower one's blood pressure!
456
Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12