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The bull shark's caudal fin is longer and lower than that of the larger sharks, and it has a small snout, and lacks an interdorsal ridge. [12] Bull sharks have a bite force up to 5,914 newtons (1,330 lbf), weight for weight the highest among all investigated cartilaginous fishes. [17]
Two marine biologists share 10 shark facts for kids, as well as why shark attacks happen and why sharks are essential to human survival.
While the majority of sharks are solely marine, a small number of shark species have adapted to live in freshwater. The river sharks (of the genus Glyphis) live in freshwater and coastal marine environments. The bull shark (Carcharhinus leucas), can swim between salt and fresh water, and are found in tropical rivers around the world.
Generally sharks have only one layer of tesserae, but the jaws of large specimens, such as the bull shark, tiger shark, and the great white shark, have two to three layers or more, depending on body size. The jaws of a large great white shark may have up to five layers. [29]
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Video of a fisherman catching a bull shark in the Guadalupe River has gone viral. New Braunfels officials say it's unlikely, but possible.
An article circulating on social media details a dump of over a dozen bull sharks into an Arkansas river. It is false. Fact check: Story about bull sharks in Arkansas river started as satire
The Ganges shark is widely feared as a ferocious man-eater, [29] but most of the attacks attributed to it are probably the result of confusion with the bull shark Carcharhinus leucas. [10] This is likely because bull sharks are known to travel long distances into freshwater systems and may co-exist in the same waters as the Ganges shark.