Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6
A group of unicorns is called a blessing.
304
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
Allegedly, Chrysippus, the Greek philosopher, died of laughter after getting his donkey drunk and watching it try to eat figs.
47