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Download QR code; Wikidata item; ... Shark teeth are embedded in the gums rather than ... The hearing sensitivity for most shark species lies between 20 and 1000 Hz. ...
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 Pacific ...
Megalodon. Otodus megalodon (/ ˈmɛɡələdɒn / MEG-əl-ə-don; meaning "big tooth"), commonly known as megalodon, is an extinct species of giant mackerel shark that lived approximately 23 to 3.6 million years ago (Mya), from the Early Miocene to the Pliocene epochs.
All those teeth marks opened up like flowers," said Hajek. MORE SHARK STORIES: 7-foot shark was eaten by even bigger shark, researchers suspect. Florida firefighter bitten by shark at New Smyrna Beach
Otodus chubutensis was a large lamniform shark, with the largest individuals reaching a body length of 13.5 metres (44 ft). [ 9 ] Relatively large individuals reached body lengths of 9–11 metres (30–36 ft). [ 10 ] Smaller individuals were still about the size of the modern great white shark, reaching body lengths of 4.6–6.3 metres (15 ...
The fact that the bite marks were found on the tooth's roots further suggest that the shark broke the whale's jaw during the bite, suggesting the bite was extremely powerful. The fossil is also notable as it stands as the first known instance of an antagonistic interaction between a sperm whale and an otodontid shark recorded in the fossil record.
Shark teeth are strong and made of enamel. Many sharks have 3 rows of teeth. These teeth are embedded in the gums, not the jaw. [10] Sharks are born with teeth that are constantly being replaced. Teeth are replaced every two weeks, approximately. [10] The shape of the teeth determine the diet of the shark.
When the shark bites, it shakes its head side-to-side, helping the teeth saw off large chunks of flesh. [59] Great white sharks, like other mackerel sharks, have larger eyes than other shark species in proportion to their body size. The iris of the eye is a deep blue instead of black. [60]