The octopus does not have a blind spot.
273
The male seahorse carries babies and 'gives birth' to them instead of the female.
7
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12
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