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- Shark - Wikipedia
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 Modern sharks are classified within the division Selachii[1] and are the sister group to the Batomorphi (rays and skates)
- Shark | Attacks, Types, Facts | Britannica
Shark, any of numerous species of cartilaginous fishes that make up the order Selachii (class Chondrichthyes) Most species have a tough skin that is dull gray in color and roughened by toothlike scales
- Shark Species — Shark Research Institute
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
- Witnesses see shark with apparent human body near Pacific Grove | Fox News
New details emerged as swimmer went missing off California coast in possible shark attack Witness saw shark breach with human body at Lovers Point Beach
- Sharks, explained | National Geographic
Sharks can rouse fear and awe like no other creature in the sea Find out about the world's biggest and fastest sharks, how sharks reproduce, and how some species are at risk of extinction
- Shark-savvy swimmer Erica Fox missing after rare shark encounter at . . .
She knew sharks — and their risks Now the search for beloved swimmer Erica Fox continues off Pacific Grove The apparent attack at Lovers Point appears to be the first fatal shark attack here in
- Sharks | Smithsonian Ocean
There are more than 500 species of sharks swimming in the world’s ocean Yet when most people think of these cartilaginous fish, a single image comes to mind: a large, sharp-toothed and scary beast That generalization does sharks a huge disservice, as they have far more variety than that
- Sharks | World Wildlife Fund
There are over 400 shark species worldwide Learn how WWF protects sharks from threats like overfishing and habitat loss
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