Sharks have been on the planet longer than trees.
14
Parrot parents "name" their children with a signature call.
112
Drivers kill more deer than hunters do.
660
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4