Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
6
The male seahorse carries babies and 'gives birth' to them instead of the female.
7
Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
12