Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
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
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
Camels and llamas can cross breed. The offspring is called a ‘Cama’.
10
Dire wolves actually existed, living up to 10,000 years ago before going extinct.
10
The CIA once spent $20 million on a cat equipped with gear to spy on the Soviets, but it was hit by a taxi.
328
The ancestor of all domestic cats is the African Wild Cat which still exists today.
12
Honeypot ants are a unique insect that use their own bodies as living storage pots of honey.
4