Elephants are the only animals that can't jump.
1
There's a breed of cat called Munchkin and they have tiny legs.
13
How does a shark find fish? It can hear their hearts beating.
31
Male monkeys lose the hair on their heads in the same way men do.
41
A crocodile cannot stick out its tongue.
1k
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
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6