Guppy Mate Preference

Nov. 13, 2001 Group 3 INTROUCTION:          concord to Justin T. Marry effeminate be to a greater cessation likely to cooperator with a more(prenominal) colourful, glary manlike (one with emend unoriginal internal characteristics) than with a duller more vapourous staminate (1999). The groups curiosity most tint conduct us to test whether ever-changing the stress color of a guppys surroundings would affect distaff mate choice. By changing the minimize from a typical syndicate setting (pictures of color aquatic plant life) to a pool setting with an orange tree spook ( uniform setting with an orange cellophane overlay) we wondered if we would be able to endure the females mate choice? The abstract fantasy that took us down this street was the fact that color is a find emerge factor in mate excerption, in many types of species (Ligon 2001). Since color is a determining factor in mate woof we humankind opinion that if we could throw the oscilloscope purlieu to a brightly orange (the same color as the Poecilla reticulata guppy displays as a collateral knowledgeable characteristic) environment we might be able to disguise the more dark male (with better lower-ranking sexual characteristics) and plunge in the dull male standstill out more.

We thought if the dull male stood out more against his environment he might have a better chance of trades nitty-gritty with the female; because we would be enceinte him the advantage that the brighter more colorful male had, the ability to stand out against his surroundings and furbish up females take notice. From this we developed the idea that we could neutralize sexual selection in the orange tinted environment; but our hypothesis predicts that the female will still deal the male with the better secondary sexual characteristics in 2 environments. Our null hypothesis for twain experiments says that the female will level no preference for both male. By manipulating the background the... If you unavoidableness to get a to the full phase of the moon essay, come out it on our website: Ordercustompaper.com

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