Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
A puppy is born blind, deaf, and toothless.
16
In 2005, in Africa, it was reported that three lions rescued a 12-year-old girl from kidnappers and guarded her for half a day until help came.
46
The ancestor of all domestic cats is the African Wild Cat which still exists today.
12
There is a sea snail that wears a suit of iron plated armor. It is the only known animal to use iron sulphide as skeletal material.
9
In 1955, the citizens of São Paulo were so upset with their government that they elected a rhinoceros named Cacareco (meaning rubbish) to the city council in protest, with over 100,000 votes.
18
Cows can sleep standing up, but they can only dream lying down.
745
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12