Urechis unicinctus is a species of marine spoon worm that is widely referred to as the ‘penis fish’.
2
The male seahorse carries babies and 'gives birth' to them instead of the female.
7
Cats sleep for 70% of their lives.
8
Honeypot ants are a unique insect that use their own bodies as living storage pots of honey.
4
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
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.
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