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Jose. R . Gama .C Prof. N Clark. Biology 210-01 December 6th 2012 Ecosystem, state and behavior of Pogonomyrmex rugosus in the Rancho Jamul pre do. Introduction The Pogonomyrmex rugosus (Hymenoptera: Formicidae), also known as the full-length Harvester Ant is a species that is widespread by dint of and autochthonal to the arid low-altitude atomic numerate 18as of the southwestern join States, predominantly thorough the Mojave Desert. These ants are characterized by a cerise black or reddish brown body and a coarse texture on their quite relatively freehanded head. These ants are notable for their pasturage behavior, which is very adaptable, as they plant their pasturage shifts according to the fair to middling temperature, in put to riseher to better compete against other surround ant species. The gross Harvester ant being a significant plant predator, get its name from its foraging activities, which mostly dwell on harvesting the seeds from perennial g rasses as well as other forb species. Also, when found, dead insects bodies may be collected for feeding. (Citation 1) The number of foragers can vary from a few dozens to hot flash thousands at a time. The collected seeds serve them as supplies to outlive during the whole winter.

The nests of this species are identified by a form gravel disk, clear of any flora and typically property only one opening, although it could feature more. The nests are generally constructed in areas that are fully exposed to sunlight, although sometimes they can be found beneath stones or even soil craters or mounds. The ants themselves prepare the area f or the nest by cutting downwards the surrou! nding vegetation with their mandibles. (Citation 2) According to the calcium Department of slant and Game, the Rancho Jamul Ecological Reserve consist of a 3,700 acre property determined to the southeast of Jamul, California, and approximately 26 km east of San Diego. This section is characterized by a Mediterranean climate, and that influenced the maturation of many...If you want to get a full essay, order it on our website: BestEssayCheap.com

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