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  2. Shark - Wikipedia

    en.wikipedia.org/wiki/Shark

    Most species are not suitable for home aquaria, and not every species sold by pet stores are appropriate. Some species can flourish in home saltwater aquaria. [112] Uninformed or unscrupulous dealers sometimes sell juvenile sharks like the nurse shark, which upon reaching adulthood is far too large for typical home aquaria. [112]

  3. List of sharks - Wikipedia

    en.wikipedia.org/wiki/List_of_sharks

    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 ...

  4. Outline of sharks - Wikipedia

    en.wikipedia.org/wiki/Outline_of_sharks

    List of sharks Subdivisions of the biological classification Selachimorpha include: . Carcharhiniformes – ground sharks; Heterodontiformes – bullhead sharks; Hexanchiformes – the five extant species of the most primitive types of sharks

  5. List of threatened sharks - Wikipedia

    en.wikipedia.org/wiki/List_of_threatened_sharks

    In particular, harvesting young sharks before they reproduce severely impacts future populations. Sharks generally reach sexual maturity only after many years and produce few offspring in comparison to other fish species. [9] Conservationists estimate that up to 100 million sharks are killed by commercial and recreational fishing every year.

  6. In the ocean, 'sharks are around you and you just don't know ...

    www.aol.com/lifestyle/ocean-sharks-around-just...

    In fact, at SeaWorld Orlando, kids can touch a shark, learn about different species of shark and even dine at a restaurant where sharks swim past throughout their meal.

  7. Greenland shark - Wikipedia

    en.wikipedia.org/wiki/Greenland_shark

    Greenland sharks have also been found with remains of moose, polar bear, horse, and reindeer (in one case an entire reindeer body) in their stomachs. [26] [27] [28] The Greenland shark is known to be a scavenger and is attracted by the smell of rotting meat in the water. The sharks have frequently been observed gathering around fishing boats. [26]

  8. Why do sharks attack humans? - AOL

    www.aol.com/news/why-sharks-attack-humans...

    Last year there were 57 unprovoked shark bites on humans and experts say these incidents may be increasing due to the impacts of global warming and habitat damage, writes Faiza Saqib

  9. Why sharks attack — and why they don’t. In Florida, the ...

    www.aol.com/why-sharks-attack-why-don-191631536.html

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