Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
Unsinkable Sam (nickname of a German ship's cat) who served on 3 warships, one German, two British, all sank in action. The cat survived each sinking, floating away on wooden planks to rescue.
19
A group of unicorns is called a blessing.
304
There are approximately three chickens for every human on Earth.
13
The Basenji dog is the only dog that is not able to bark.
4
There's a competition in Sweden called Kaninhoppning, or rabbit show jumping.
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Some lizards, in which the tail is a major storage organ for accumulating reserves, will return to a dropped tail after the threat has passed, and will eat it to recover part of the sacrificed supplies.
13