Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
When a male honey bee climaxes during sex, his testicles explode and then he dies.
27
Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
12
George was the world's largest dog who weighed 233 pounds, stood at 43 inches tall from paw to shoulder, and ate 180 pounds of food a month.
7
Jellyfish as a species are actually older than dinosaurs and sharks.
383