The Basenji dog is the only dog that is not able to bark.
4
Dolphins have names for one another.
18
A cow gives nearly 200,000 glasses of milk in her lifetime.
33
A group of kangaroos is called a mob.
28
The animal responsible for the most human deaths worldwide is the mosquito.
200
Roosters can't crow if they can't fully extend their necks.
28
Gorillas can catch human colds and other illnesses.
205