Dolphins have names for one another.
18
The oldest recorded elephant lived for 82 years.
213
Nervous dogs wag their tails to the left, and happy dogs to the right (from the dog’s point of view) – and fellow canines pick up on this lop-sided tail language.
10
Sharks, like other fish, have their reproductive organs in their chests.
248
Gorillas can catch human colds and other illnesses.
205
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212