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www.reference.com/article/interesting-blue-sharks-a6285caea4c2aea

Blue sharks are known for their distinct coloring, which allows them to blend in with ocean water. From above, the water appears darker and camouflages the shark's dark blue back, while its white underside resembles the sunlit ocean surface when seen from below. As a pelagic species, blue sharks inh

www.reference.com/article/sharks-16322f82683f010

Sharks are fish, but unlike other fish, their skeletons are made of cartilage rather than bone, and instead of smooth, flat scales they have sharp, tooth-like scales called denticles. Scientists believe that sharks are 200 million years older than the oldest dinosaur, meaning they have been around f

www.reference.com/article/amazing-sharks-9eb95f7f421f6f5a

An amazing fact about sharks is that the skins of females are much thicker than that of males. This is because male sharks tend to bite the females during mating. In its lifetime, a shark can go through about 30,000 teeth.

www.reference.com/article/fun-sharks-74df813027a2ee32

Some fun shark facts include that they have no bones, they have skin like sandpaper, have extraordinary sensory skills and teeth that are constantly being replaced. Most sharks never stop swimming and some species give birth to live young, called pups.

www.reference.com/article/interesting-kids-great-white-sharks-ea35c599db7b1634

The great white shark is a fierce hunter that lives throughout much of the world's oceans, usually close to the coast. It can grow to be up to 20 feet long and may weigh up to 5,000 pounds. Its swimming speed reaches up to 15 miles per hour.

www.reference.com/article/interesting-tiger-sharks-920f4e07191c7d31

Tiger sharks enjoy warm water. Most live in the Atlantic ocean, but some can be found off the coasts of Hawaii, Japan and New Zealand. As the fourth largest shark in the world, tiger sharks regularly inhabit wide open spaces. Aside from great white sharks, tiger sharks are responsible for the most r

www.reference.com/article/fun-whale-sharks-502cb5aaeeea69d7

Whale sharks are the largest fish in the sea and are found in tropical waters that are both deep and shallow. Even though they are huge animals, their diet consists mostly of tiny organisms called plankton. They also eat krill, jellyfish, squid and smaller fish.

www.reference.com/article/whale-sharks-d5513fa593d76c8e

Whale sharks are the largest living fish, with a maximum weight of 34 tons and a maximum length of 67 feet. They are filter feeders equipped with special filter structures in their enlarged gills. They have a global distribution and migrate great distances but prefer to live and feed in warmer coast

www.reference.com/article/bull-sharks-f18d071af58a0fe4

The bull shark is one of the few shark species that live both in salt water and freshwater. These sharks can travel far up rivers, swimming as far as 2.220 miles up the Amazon River in Peru and over 1.800 miles up the Mississippi River to Illinois. At sea, they prefer living in shallow waters near t

www.reference.com/article/whale-sharks-kids-5c131c6bdd057e2e

As of 2014, whale sharks are the largest known species of fish. They are almost as large as many actual whales and even dinosaurs. Adult whale sharks are at least 25 feet long and weigh up to 20,000 pounds. The largest recorded whale shark was discovered in 1947; it was 41.5 feet long and weighed mo