Sharks are a group of elasmobranch cartilaginous fishes characterized by a ribless endoskeleton, dermal denticles, five to seven gill slits on each side, and pectoral fins that are not fused to the head. …

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Nov 19, 2024 · Sharks, having evolved in Earth’s oceans more than 400 million years ago, have changed little since their emergence. Their streamlined bodies were built for speed and …

An annotated and illustrated catalogue of shark species known to date. by Leonard J.V. Compagno, Ph.D., the world’s foremost expert on sharks and Director of our Board of Trustees.

Apr 19, 2025 · From the massive Whale Shark to the sleek and speedy Great White Shark, the diversity of these apex predators is truly remarkable. Understanding the different types of sharks not only …

Jul 25, 2019 · Find out about the world's biggest and fastest sharks, how sharks reproduce, and how some sp...

Today, the planet’s oceans are home to around 500 shark species that come in an incredible range of shapes and sizes. Sharks are closely related to skates and rays. We group them together in a …