Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
Alligators can live up to 100 years.
337
The Basenji dog is the only dog that is not able to bark.
4
The male seahorse carries babies and 'gives birth' to them instead of the female.
7
The most expensive cow in the world was sold in 2009 for $1.2 million.
-3
Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6
A cow produces around 200,000 glasses of milk in her lifetime.
373