A banana slug can be 6-8 inches and their erect penis can be just as long. Also, their penises emerge from their heads. After sex, banana slugs eat each others penises.
17
The Pistol Shrimp can snap its claws together to create a sound of 218 decibels, louder than as supersonic jet at full speed. It only lasts for 1 millisecond. The snapping action also creates a bubble that is greater than 5000 Kelvin, close to the surface temperature of the sun.
21
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
A dairy cow can produce more milk when listening to music.
446
Dogs sometimes fake being sick to get attention.
26
Mahatma Gandhi used to travel with his goat so that he could have fresh milk.
11
It has been scientifically proven that stroking a cat can lower one's blood pressure!
456
The oldest known animal in the world was 'Ming' the 405 year old clam, discovered in 2007.
492