Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
Vanilla flavoring is sometimes made with an ingredient from beaver pee.
82
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
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
A puppy is born blind, deaf, and toothless.
16
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255