Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17
Dogs have been man's pet for over 14,000 years.
224
Travis was a chimpanzee who socialized with humans since birth. He could log onto a computer to look at pictures, watch TV using a remote control, brush his teeth, feed hay to his owner's horses, water plants, and learned the schedule of passing ice cream trucks.
11
A dairy cow can produce more milk when listening to music.
446
Sharks, like other fish, have their reproductive organs in their chests.
248
If a vampire bat goes 2 days without drinking blood, they can die. However, well fed female bats will puke up blood and share it with other bats that they like in exchange for grooming.
13
Sheep, goats, octopuses, and toads have rectangular pupils.
7
The most expensive cow in the world was sold in 2009 for $1.2 million.
-3