The cat brain weighs about 30g.
167
The Basenji dog is the only dog that is not able to bark.
4
There’s a bonobo named Kanzi who has learned to build a campfire and cook his own food.
8
Gorillas can catch human colds and other illnesses.
205
The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255
One in three dog owners say they have talked to their pets on the phone.
427