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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 heaviest great hammerhead shark ever recorded weighed a whopping 1280 pounds.” The great hammerhead shark is found in a variety of water depths such as shallow lagoons and coral reefs ...
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 ...
Shark skeletons are very different from those of bony fish and terrestrial vertebrates. Sharks and other cartilaginous fish (skates and rays) have skeletons made of cartilage and connective tissue. Cartilage is flexible and durable, yet is about half the normal density of bone. This reduces the skeleton's weight, saving energy. [29]
The selected pictures are what we believe to be the best pictures on Wikipedia related to sharks.Any image that is featured or valued on the English Wikipedia, or featured, valued or considered high quality on Wikimedia Commons, and is used in one or more articles within the scope of WikiProject Sharks, automatically qualifies, and may be added below.
We’ve picked out some of the most interesting posts from the Be Amazed subreddit. All 8.3 million members share a fascination for people, places, and events that have made a mark throughout history.
Shark net – submerged net placed around beaches to reduce shark attacks on swimmers; Shark proof cage – cage from which a SCUBA diver can examine sharks more safely; Shark repellent – method of driving sharks from an area, object, person, or animal Magnetic shark repellent – use of permanent magnets to repel sharks