Shark Fun Fact

They predate dinosaurs.

Sharks have existed for over 400 million years , surviving five mass extinctions.

They don’t have bones.
Sharks’ skeletons are made entirely of cartilage, the same flexible material in human noses and ears.

Sharks rarely attack humans—and many species are endangered.
You’re more likely to be killed by a   vending machine   than a shark. Yet,   100 million sharks   are killed each year by humans.