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
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6
Tigers can see 6 times better at night than humans.
305
Nicole Kidman is scared of butterflies.
65