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Sharks need him more than ever. The International Union for the Conservation of Nature reports 35% of all shark species are threatened with extinction. That number has grown nearly 50% in a decade ...
[11] [13] Sharks are also killed for their flesh in Europe and elsewhere. [14] The 2007 film Sharkwater documents ways in which sharks are being hunted to extinction. [15] In 2009, the IUCN Shark Specialist Group reported on the conservation status of pelagic (open water) sharks and rays. They found that over half the pelagic sharks targeted by ...
While sharks sit near the top of the food chain in the ocean, their extinction would still have an effect on our life. Without sharks, the ecosystem would be thrown off, triggering changes to the ...
2024 was an "exceptionally quiet year" for shark attacks. But the U.S. still led the globe - again. See where the fatal attacks happened.
Galeocerdo alabamensis is an extinct relative of the modern tiger shark. Nomenclature of this shark has been debated, and recent literature identified it more closely with the Physogaleus genus of prehistoric shark, rather than Galeocerdo. The classification of Physogaleus is known as tiger-like sharks while Galeocerdo refers to
Hemipristis (from Greek: ἡμι hēmi, 'half' and Greek: πρίστης prístēs 'saw') [2] is a genus of weasel sharks, family Hemigaleidae. It contains one extant species, the snaggletooth shark (H. elongata) and several extinct species. Hemipristis has two distinct types of teeth in each section of its jaw. The ones on the upper jaw act as ...
Burden, who's seen plenty of white sharks on fishing outings, was surprised to see evidence of the sharks at this time of year. "I wouldn't think a great white would be out there that early," he said.
Ptychodus (from Greek: πτυχή ptyche 'fold' and Greek: ὀδούς odoús 'tooth') [1] is a genus of extinct large durophagous (shell-crushing) lamniform sharks from the Cretaceous period, spanning from the Albian to the Campanian. [2] Fossils of Ptychodus teeth are found in many Late Cretaceous marine sediments worldwide. [3]