Giant Anteaters' front legs look like a panda.
48
Dolphins have names for one another.
18
The largest earthworm on record was found in South Africa and measured 22 feet.
151
Sergeant Stubby was the only war dog to be promoted to sergeant through combat in WWI. He saved his regiment from surprise mustard gas attacks, found and comforted the wounded, and even once caught a German spy by the seat of his pants, holding him there until American Soldiers found him.
16
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
Sheep, goats, octopuses, and toads have rectangular pupils.
7