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2 days ago · Sharks are a group of elasmobranch fish characterized by a cartilaginous skeleton, five to seven gill slits on the sides of the head, and pectoral fins that are not fused to the head. Modern sharks are classified within the clade Selachimorpha[ 1 ] (or Selachii) and are the sister group to the Batoidea (rays and kin).
2 days ago · The tiger shark (Galeocerdo cuvier) [ 3 ] is a species of ground shark, and the only extant member of the genus Galeocerdo and family Galeocerdonidae. It is a large macropredator, with females capable of attaining a length of over 5 m (16 ft 5 in). [ 4 ] Populations are found in many tropical and temperate waters, especially around central ...
9 hours ago · A fossilised megalodon shark tooth. Photo Getty Images. Among a range of global experts in shark evolution and biology are Flinders University Southern Shark Ecology researchers Professor Charlie Huveneers and Dr Lauren Meyer who study the tourism attraction of White Shark (Carcharodon carcharias) cage diving in South Australia and elsewhere.
6 days ago · New Zealand scientists have discovered a new species of "ghost shark" - a rare type of fish that is incredibly hard to spot because it lives at great depths in the Pacific Ocean.
5 days ago · A great white shark is shown feeding on a northern elephant seal in the western Santa Barbara Channel on Aug. 30, 2024. Courtesy of Robert Perry. Over 50 people on a whale-watching boat off the ...
5 days ago · "The Secret History of Sharks" author John Long met with Live Science to discuss his new book, recent revelations about megalodons, and how he got over his fear of great whites.
5 days ago · A new species of hammerhead shark has been discovered in the Western Atlantic, after a specimen thought to be a bonnethead shark (Sphyrna tiburo) was found to have a distinctive head shape, a larger number of vertebrae in its backbone, and significantly different genetic characteristics.
