Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12
A cow produces around 200,000 glasses of milk in her lifetime.
373
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
Two dogs were among the Titanic survivors.
262
During World War 1, starving wolves amassed in such great numbers that Germans and Russians had a temporary cease fire to fight off the wolf attacks.
45