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MALE MATING SUCCESS: Preference or Prowess? Investigating Sexual Selection in the Laboratory Using Drosophila melanogaster
The American Biology Teacher; 8/1/2007; Coleman, Seth W; Jensen, Jeffrey S; 787 words
; Sexual selection is a major force in evolutionary biology ... alike. It is therefore surprising that sexual selection receives so little attention in introductory ... a set of experiments investigating sexual selection in the fruit fly, Drosophila mehnogaster ...
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 "The Economist (US)")
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Sex and the single monkey; Evolution.(How real is sexual selection?)
The Economist (US); 2/22/2003; 787 words
; Darwin's theory of sexual selection is under attack. The first of ... known is that this theory of sexual selection was created as something of ... Darwin put forward the theory of sexual selection. Females, he said, are the choosy ...
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Locomotor Performance and Sexual Selection: Individual Variation in Sprint Speed of Collared Lizards (Crotaphytus collaris)
Copeia; 5/26/2006; Peterson, Charles C; Husak, Jerry F; 787 words
; ... evolution of such traits via sexual selection is an underexplored hypothesis ... lizard to test two predictions of sexual selection theory applied to whole-animal ... condition-dependence of running capability. Sexual selection of social behavior may underlie ...
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Sexual Dimorphism in the Three-toed Amphiuma, Amphiuma tridactylum: Sexual Selection or Ecological Causes?
Copeia; 3/21/2008; Fontenot, Clifford L Jr; Seigel, Richard A; 787 words
; ... and may be attributable to sexual selection, differences in ecology between ... and may be attributable to sexual selection (Darwin, 1874; Vitt and Cooper ... Pearson et al., 2002). Cases of sexual selection are well documented and are ...
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Mate choice in soldier beetles: Field & laboratory experiments that demonstrate sexual selection in action
The American Biology Teacher; 8/1/2003; Eason, Perri K; Sherman, Peter T; 787 words
; ... here focuses on the process of sexual selection. In this exercise, students ... to develop hypotheses about sexual selection, and then they test their own ... modern biology. Background on Sexual Selection Darwin proposed the theory of ...
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Variation and Evolution of Male Sex Combs in Drosophila: Nature of Selection Response and Theories of Genetic Variation for Sexual Traits
Genetics; 5/1/2008; Ahuja, Abha; Singh, Rama S; 787 words
; ... bristle systems; and (3) that sexual selection may be a driving force in sex ... evolution is thought to be driven by sexual selection (Darwin 1871) acting through ... Chapman et al. 2003). Directional sexual selection acting on variation in male ...
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Challenging Darwin't theory so sexual selection.
Daedalus; 3/22/2007; Roughgarden, Joan; 787 words
; ... subject called the 'theory of sexual selection.' (1) In his 1871 book The Descent ... remains the starting point for sexual-selection theory today just as it did ... the responses. (4) I refer to sexual selection today as a system, meaning a ...
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 "Cape Times (South Africa)")
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scientists probe secrets of sexual selection.(News)
Cape Times (South Africa); 8/15/2007; 787 words
; ... 1871, in which he discussed sexual selection: selection for any character ... with elaborate tails. Why is sexual selection a powerful force in evolution ... eggs. There are two modes of sexual selection: intra-sexual selection, which ...
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Theory of Sexual Selection Needs Updating
USA Today; 6/1/2004; Anonymous; 787 words
; ... other two: Darwin's theory of sexual selection, which explains the evolution ... work to raise the offspring. Sexual selection theory helped Darwin explain ... Yet, many behaviors do not fit sexual selection theory. "I see females competing ...
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JURY SELECTION SET TO BEGIN TODAY IN FIRST PILECKI SEXUAL ASSAULT TRIAL
The Boston Globe; 1/21/1987; Steve Curwood, Globe Staff; 404 words
; Jury selection is scheduled to begin today in Suffolk Superior Court in the first of two sexual assault cases pending against Francis ... may have drawn about the case from news accounts. The trial was moved from ... of the indictments relate to alleged sexual attacks against a male student in ...
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