FACT

Sharks have skeletons made entirely of cartilage, the same flexible material in human ears and noses.

Source: Shark Anatomy - Georgia Aquarium

FACT

Sharks can lose and regrow thousands of teeth in their lifetime, with some species growing new teeth every two weeks.

Source: Shark Teeth Facts - American Museum of Natural History

FACT

Young sharks are indeed called pups, regardless of the species.

Source: Shark Reproduction - Encyclopedia Britannica

MYTH

Recent studies show that many sharks can see in color, though not as well as humans.

Source: Shark Vision Research - Journal of Experimental Biology

MYTH

Some shark species can pump water over their gills while stationary. Only certain species like great whites need to keep moving.

Source: How Sharks Breathe - ReefQuest Centre