It has been estimated that a bite from a grizzly bear can crush a bowling ball.
11
The reindeer is the only mammal that can see UV light.
17
A cow produces around 200,000 glasses of milk in her lifetime.
373
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
Penguins have a gland above their eye that turns saltwater into freshwater.
12
A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
6
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4