Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
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
Domestic pigs average a top speed of about 11 miles per hour.
182
Female kangaroos have three vaginas.
2
Queen ants have one of the longest life-spans of any known insect - typically up to 30 years. Western harvester ant queens can live up to 40 years!
2
Cat families usually play best in even numbers. Cats and kittens should be acquired in pairs whenever possible!
156
On some poorly researched trivia lists it is stated as a fact that a pregnant goldfish is called a twit. This is not true as goldfish lay eggs.
71
There's a lizard known as the 'Jesus Lizard' that can run across water.
11