The Portuguese Man-of-War

        The Lusitanian man-of-war if a member of the Kingdom Animalia, phylum Cnidaria(1), sic Hydrozoa, order Siphonophra, the genus Physalia, and the species Physalia(2).         The man-of-war is not an actual jellyfish, but a Siphonophor. Also the man-of-war is not a single organism. It is do up of many different organisms that work together. These organisms are called polyps.         The Portuguese man-of-war is usually found in the Northern Atlantic gulf stream. It can also be found in the tropical and subtropical regions of the Indian and Pacific Oceans.         The man-of-war spare for usually travel in groups, that may contain up to one thousand members.         The main portion of the man-of-wars body is an unsubdivided gas-filled bladder. The bladder is usually nine to thirty centimeters long, and is a clear pink, blue, or purple. On top of the bladder is a crest. This is to bump the wind, and move the man-of-war along. Below the bladder, hang long hempen tentacles, that can reach a length of up to blockish decimetre meters. The tentacles are made-up of tierce different types of polyps. The name calling of these three polyps are: dactylozooid, gonozooid, and gastrozooid. The polyps are the parts that: capture prey, abide prey, and reproduce. The dactylozooids nominate cells called nematocysts(3). The nematocysts release a toxin(4) into anything that they come into contact with.

The gastrozooids and then pound to the dead/stunned victim, and spread over it. They persist it, and deepen food to the rest of the man-of-war. Last, the gonozooid! s cr ejecte other polyps. The marrow by which the man-of-war reproduces, however, is not yet understood.         The fish Nomeus gronvii lives among the tentacles of the man-of-war. This fish, which is eighter from Decatur centimeters long, is more often than not immune to the man-of-wars toxin. It will eat the tentacles, which will grow back, as its main source of food. If you necessitate to get a ample essay, order it on our website: BestEssayCheap.com

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