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Spiders can be found in all environments throughout the entireworld, except in the air and sea. (Biology of Spiders, R.Foelix) These invertebrates of the order Aranea are one of the several groups of the Class Arachnida, with about thirty four thousand species. They range in body size from only a few millimeters in length to almost five inches. All are carniverous and have four pair of walking legs, one pair of pedipalps, and one pair of chelicerae. (Spiders, W.Shear) Each chelicerae consists of a base and a fang. The fang folds up inside of a groove in the base until needed when attacking food, then moves out to bite and releases venom from a tiny opening at its end as it penetrates the prey. (Biology Of Spiders, R.Foelix) They are also used to “chew”, getting digestive juices inside the body of the prey then squeezing out the liquid lunch. The pedipalps are mainly used to catch and rotate the prey while the chelicerae inject it with poison to tear down the tissue. Later the bases of the pedipalps are used as chewing parts. (The Spider Book, J.Comstock) But in males, these palps are used to transfer sperm into the female. These twleve appendages are attached to a dorsal and a
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Some common words found in the essay are:
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Approximate Word count = 1827
Approximate Pages = 7 (250 words per page double spaced)
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