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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 ...
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.
Three Little Fish and the Big Bad Shark is a children's picture book written by Ken Geist, illustrated by Julia Gorton, and first published by Heinemann in 2007. The American edition was published by Scholastic in New York. The story is a comically aquatic version of the classic fable "The Three Little Pigs".
Read more:Ocean images may be first of newborn great white shark in the wild. His photos come months after a UC Riverside researcher and a filmmaker captured, in the water off Santa Barbara, what ...
The first shark-like chondrichthyans appeared in the oceans 400 million years ago, [1] developing into the crown group of sharks by the Early Jurassic. [2] Listed below are extant species of shark. Sharks are spread across 512 described and 23 undescribed species in eight orders. The families and genera within the orders are listed in ...
The tiger shark is the only species in its family that is ovoviviparous; its eggs hatch internally and the young are born live when fully developed. [7] Tiger Sharks are unique among all sharks in the fact that they employ embrytrophy to nourish their young inside the womb. The young gestate in sacks which are filled with a fluid that nourishes ...
The dusky shark (Carcharhinus obscurus) is a species of requiem shark, in the family Carcharhinidae, occurring in tropical and warm-temperate continental seas worldwide.A generalist apex predator, the dusky shark can be found from the coast to the outer continental shelf and adjacent pelagic waters, and has been recorded from a depth of 400 m (1,300 ft).
Shark Anatomy (50693674756) The gill slits of a whale shark flaring as it expels water from its pharyngeal cavity. In the shark anatomy image, it depicts the beginning half of the shark, including the gills. The shark gills are especially important and were evolved from the chordate pharyngeal gill slits synapomorphy.