Dolphins have names for one another.
18
When a drone bee mates with a queen, its ejaculation is so powerful that it can even be heard by the human ear.
5
The reindeer is the only mammal that can see UV light.
17
A puppy is born blind, deaf, and toothless.
16
Sheep, goats, octopuses, and toads have rectangular pupils.
7
Dogs have been man's pet for over 14,000 years.
224
When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25