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Two marine biologists share 10 shark facts for kids, as well as why shark attacks happen and why sharks are essential to human survival.
Sharks are terrifying, but these little known facts might change your perception of these fascinating creatures. Credit: Various via Storyful Five Surprising Shark Facts [Video]
The value of shark fins for shark fin soup has led to an increase in shark catches where usually only the fins are taken, while the rest of the shark is discarded, typically into the sea; health concerns about BMAA in the fins now exists regarding consumption of the soup A 4.3-metre (14 ft), 540-kilogram (1,200 lb) tiger shark caught in Kāne ...
Great Hammerhead Shark Facts. The longest great hammerhead shark measured at 20ft, and the heaviest weighed a whopping 1280 pounds! Great hammerhead sharks prefer shallow waters and are usually ...
Other names for this species include fish shark, grey dog shark, little blue shark, Longmans dogshark, milk dog shark, sharp-nosed (milk) shark, Walbeehm's sharp-nosed shark, and white-eye shark. [4] A 1992 phylogenetic analysis by Gavin Naylor, based on allozymes , found that the milk shark is the most basal of the four Rhizoprionodon species ...
The megamouth shark (Megachasma pelagios) is a species of deepwater shark. Rarely seen by humans, it measures around 5.2 m (17 ft) long and is the smallest of the three extant filter-feeding sharks alongside the relatively larger whale shark and basking shark .
A cookiecutter shark has been calculated to have shed 15 sets of lower teeth, totaling 435–465 teeth, from when it was 14 cm (5.5 in) long to when it reached 50 cm (20 in), [11] a significant investment of resources. The shark swallows its old sets of teeth, enabling it to recycle the calcium content. [6]
The largest kind of shark is called the whale shark, which has been known to get as large as 60-feet long, the Smithsonian Institute said. Whale sharks feed on planktonic organisms including krill ...