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Introduction to Sharks

Sharks lived before land vertebrates populated earth and even before than many plants developed on continents. While they were very different from those found today, sharks have been on this planet for long time.

The shark species as we know them have been around for 100 million years. This means that they were here when dinosaurs were around. A record breaking evolutionary creature cannot be anything but amazing, with an anatomy which has been improved over those million years of evolution. Here below there are some of the most popular Frequent Asked Questions about sharks, but the site will continue growing, therefore if you would like to receive a notification every time and article is added, please subscribe to our mailing list.

Facts That You Should Know About Sharks

When most people think of sharks, they automatically reference the man eating predators, however, there is more to this type of fish than meets the public's’ eye. The facts about sharks, as well as the related concepts that are a part of them is one that can help to define this sea creature.

Evolution of Sharks

Sharks are known to be an ancient creature, with fossils from some of the oldest sharks dating back as far as 420-450 million years. Their evolution is one that has led to several species, sizes and structures that are linked to the pre-historic animal.

From the evolution of sharks, are also various kinds of these animals that exist. These are divided according to the shapes and features that are present in the animal. Features such as the fin, spine, nose and body shape help to determine the type of shark that is seen. For example, a white shark will have their mouth behind their eyes and will have a fin towards the front and towards the back. An angel shark, on the other hand, will have several fins that are along the spine as well as a flat nose with the mouth underneath.