Peacock Characteristics and Genetic Traits for Natural
Selection
by Barry Wright
Essay: Peacock Characteristics and Genetic Traits for Natural Selection
Pages: 10
Rating: 3 stars
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Noun Biology.
a special type of natural selection in which the sexes acquire distinct forms either because the members of one sex
choose mates with particular features or because in the competition for mates among the members of one sex
only those with certain traits succeed.1
Attraction and certain traits are an important part in the selection of a significant other. Certain people are
attracted to that muscular baseball player out at first base, while others could be into the photographer kneeling
down behind the fence. There are several examples of what a person might find attractive. The way someone
smiles or maintain their hair could be a major deal breaker, therefore, a person with an awkward smile or messy
hair can be either beautiful or hideous to another person. Humans are not the only mammals that choose their
significant other based on specific features and characteristic traits.
“The peacocks or technically, the pea fowls (the collective name for the peacock and peahen), belong to the
pheasant family.”2 They are large birds that weigh approximately 8-13 lbs. and have a body length, including its
tail, up to 5 feet. Peacocks and peahens, like us, have specific features and characteristics that base their sexual
selection. Male peacocks express complex courtships during the process of finding their peahen. Multiple traits
may express information on the genetic and characteristic quality of male peacocks. “In particular, fixed characters,
such as feather ornaments might convey information about past male condition, whereas flexible traits such as
behavioral displays should be sensitive to present condition.”3 Because the peacocks feathers present information
of their past condition, they are very important in th...
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