The most expensive cow in the world was sold in 2009 for $1.2 million.
-3
Dire wolves actually existed, living up to 10,000 years ago before going extinct.
10
Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
20
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
A dairy cow can produce more milk when listening to music.
446
There's a rare breed of pig that looks like a sheep.
14
When dragonflies mate, their tails form a love heart.
22
Drivers kill more deer than hunters do.
660