The colossal squid has the largest eyes in the world.
4
Sloths take two weeks to digest their food.
243
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
Female kangaroos have three vaginas.
2
Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19
Ants have tiny magnetic compasses in their antennae which help them navigate.
9
A cat can jump FIVE TIMES as high as it is tall!
371
Nervous dogs wag their tails to the left, and happy dogs to the right (from the dog’s point of view) – and fellow canines pick up on this lop-sided tail language.
10