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Like most sharks, its teeth are continually replaced by rows of new teeth throughout the shark's life. Relative to the shark's size, tiger shark teeth are considerably shorter than those of a great white shark, but they are nearly as broad as the root as the great white's teeth and are arguably better suited to slicing through hard-surfaced prey.
Only a single species, G. cuvier, the tiger shark, is extant. [1] The earliest fossils date back to the early Eocene epoch, ( Ypresian ), around 56–47.8 Million years ago. [ 2 ] While historically considered a member of the requiem shark family Carcharhinidae , it is currently considered to be the only member of the family Galeocerdonidae . [ 3 ]
Scientists fixed tags equipped with cameras onto tiger sharks so that they could view the ocean floor from a new perspective. What they saw was astounding. How tiger sharks wearing cameras ...
G. cuvier, the modern tiger shark, has larger, more robust teeth than P. alabamensis and its sister species. G. cuvier is known to have a versatile carnivorous diet from squid to sea turtles. The smaller tooth size of P. alabamensis as well as other Physogaleus and Galeocerdo from the Eocene, suggests a less versatile diet, likely targeting ...
Two marine biologists share 10 shark facts for kids, as well as why shark attacks happen and why sharks are essential to human survival.
English: Size comparison of a tiger shark and a human being (rough approximation, as tiger sharks vary considerably in length). Čeština: Srovnání velikosti člověka a žraloka tygřího. Jde jen o orientační náčrt, neboť velikost jednotlivých žraloků se může značně lišit.
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