Vanilla flavoring is sometimes made with an ingredient from beaver pee.
82
The ancestor of all domestic cats is the African Wild Cat which still exists today.
12
Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19
The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255
Meysi is one of the world's smallest dogs, measuring in at just 7cm tall, 12cm long, and weighing a meagre 250 grams (only slightly heavier than a hamster!)
11
In Australia, there are spiders big enough to eat snakes.
20
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