Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12
Whales and dolphins can't taste anything other than salt.
11
Squirrels forget where they hide about half of their nuts.
698
Dire wolves actually existed, living up to 10,000 years ago before going extinct.
10
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9