Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
The world’s largest frog, the Goliath frog, can grow over 13 inches in length and can jump up to 10 feet in a single bound.
8
Sharks have been on the planet longer than trees.
14
The Hercules beetle, despite weighing only 100 grams, can lift 8 kilograms, making it one of the proportionally strongest animals in the world.
8
A banana slug can be 6-8 inches and their erect penis can be just as long. Also, their penises emerge from their heads. After sex, banana slugs eat each others penises.
17
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
The ancestor of all domestic cats is the African Wild Cat which still exists today.
12