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How many people are attacked each year by sharks? ... Of the over 375 different species of sharks found in the world's oceans, only about 30 have been reported to ever attack a human. Of these, only about a dozen should be considered particularly dangerous when encountered.
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www.flmnh.ufl.edu/fish/education/questions/attack.html
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There are 354 species of sharks, ranging in length from 6 inches (15 centimeters) to 49 feet (15 meters), according to the United Nations' Food and Agricultural Organization. While 35 species are known to have attacked humans at least once, only a dozen do so on a regular basis. ... How many species of insects are there?
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www.enotes.com/science-fact-finder/animal-world/how-man...
www.enotes.com/science-fact-finder/animal-world/how-many-kinds-sharks-there-how-many-dangerous
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There are more than 440 known species of shark, and these can be classified amongst 8 different orders. The most widely known sharks belong to the following orders: Squaliformes : Includes dogfish. Orectolobiformes (or carpet sharks) : Incl...
http://wiki.answers.com/Q/How_many_different_species_of...
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There are many different species of sharks that range in size from the size of a person's hand to bigger than a bus. Fully-grown sharks range in size from 7 inches (18 cm) long (the Spined Pygmy shark), up to 50 feet (15 m) long (the Whale shark).
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www.enchantedlearning.com/subjects/sharks/
www.enchantedlearning.com/subjects/sharks/
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To wrap it up, let's look at some of the types of sharks we've been discussing. ... Babies: The mother shark has two uterus. Many sharks begin in the uterus, but the strongest one in each uterus eats all the others before they are born.
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www.kidzone.ws/sharks/facts9.htm
www.kidzone.ws/sharks/facts9.htm
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There are over 300 different kinds of Sharks. ... They are a common site in fish markets and, in many parts of the world, are fished with long lines and gillnets. It is considered harmless to humans, although two boat attacks have been reported. They are classed as game fish and are known for a great jumping capacity.
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www.beenet.net/rpenland/typesof.htm
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There are close to 400 species of sharks. You'd be reading into the next millennium if we described each and every one, so instead we focus on the 30 families of sharks. For a general description of each family, with an accompanying photo of a representative species, click on the eight Orders in the diagram and then...
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www.pbs.org/wgbh/nova/sharks/world/whoswho.html
www.pbs.org/wgbh/nova/sharks/world/whoswho.html
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Introduction to these predatory marine animals, with additional information regarding shark anatomy, senses, and diversity. ... The Ocean of Know is a not-for-profit educational initiative that has accepted the technological challenges of 21st Century learning. This group was formed in a shared concern:
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www.oceanofk.org/sharks/sharks.html
www.oceanofk.org/sharks/sharks.html
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Shark - Wikipedia, the free encyclopedia
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Sharks (superorder Selachimorpha ) are a type of fish with a full cartilaginous skeleton and a highly streamlined body. The earliest known sharks date from more than 420 million years ago, before t...
en.wikipedia.org/wiki/Shark
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