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Related Concept Videos

Criticisms of the Evolutionary Perspective01:23

Criticisms of the Evolutionary Perspective

In a study where individuals posing as strangers offered compliments and proposed casual sex to students, the responses differed significantly based on gender. Not a single woman accepted the proposal, while 70% of the men agreed. This outcome provides a useful scenario to explore through the lens of evolutionary psychology and social learning theory, highlighting the diverse perspectives on human sexual behaviors.
Evolutionary psychology provides one explanation for these findings, suggesting...
Mate Choice01:20

Mate Choice

Mate choice—the decision about whom to mate with—is a type of natural selection, since animals must reproduce to pass down their genes. Mate choice is also called intersexual selection because the behavior occurs between the sexes.
Null and Alternative Hypotheses01:16

Null and Alternative Hypotheses

The actual hypothesis testing begins by considering two hypotheses. They are termed  the null hypothesis and the alternative hypothesis. These hypotheses contain opposing viewpoints.
The null hypothesis, denoted by H0 is a statement of no difference between the variables—they are not related. This can often be considered the status quo. As  a result if you cannot accept the null, it requires some action.
The alternative hypothesis, denoted by H1 or Ha, is a claim about the population that is...
Natural Selection and Mating Preferences01:06

Natural Selection and Mating Preferences

The principle of natural selection posits that organisms better adapted to their environment are more likely to survive and reproduce. This principle is closely intertwined with mating preferences, a key aspect of sexual selection, which evolutionary psychologists believe is driven by instincts to propagate one's genes. Such instincts significantly influence mating behaviors and preferences between genders.
Females, due to their biological roles in conception, pregnancy, and nursing, inherently...
The Y Chromosome Determines Maleness02:19

The Y Chromosome Determines Maleness

The Y chromosome is a sex chromosome found in several vertebrates and mammals, including humans. In addition to 22 pairs of autosomes, the human males have one X chromosome and one Y chromosome. In these organisms, the presence or absence of the Y chromosome determines the development of male traits.
Evolution
Around 300 million years ago, the two sex chromosomes diverged from two identical autosomal chromosomes. Over time, the Y chromosome has lost most of its genes, shrinking in size. Today,...
The Ratio of X Chromosome to Autosomes02:45

The Ratio of X Chromosome to Autosomes

In most organisms, sex is determined by the ratio of X and Y chromosomes. However, in some organisms, such as Drosophila and C.elegans, sex is determined by the ratio of the number of X chromosomes to the number of sets of autosomes. The Y chromosome in Drosophila is active but does not determine sex. It contains genes responsible for the production of sperms in adult flies.  
Normal male Drosophila has a ratio of one X chromosome to two sets of autosomes. In contrast, normal female Drosophila...

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Related Experiment Video

Updated: Jul 15, 2026

Using the FishSim Animation Toolchain to Investigate Fish Behavior: A Case Study on Mate-Choice Copying In Sailfin Mollies
10:50

Using the FishSim Animation Toolchain to Investigate Fish Behavior: A Case Study on Mate-Choice Copying In Sailfin Mollies

Published on: November 8, 2018

Male Choice Hypothesis: Shortcomings, Inconsistencies, and Proposed Alternatives.

Tobias Wilczkowski1

  • 1Department of Psychology, Uppsala University, Box 1225, SE-751 42, Uppsala, Sweden. tobias.wilczkowski.7263@student.uu.se.

Archives of Sexual Behavior
|July 13, 2026
PubMed
Summary

The male choice hypothesis for same-sex attraction in women is flawed. Reanalysis reveals methodological errors, showing no evidence supports this evolutionary explanation.

Keywords:
BisexualityEvolutionary psychologyFemale same-sex attractionsMale choice hypothesisSexual fluiditySexual orientation

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Last Updated: Jul 15, 2026

Using the FishSim Animation Toolchain to Investigate Fish Behavior: A Case Study on Mate-Choice Copying In Sailfin Mollies
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Area of Science:

  • Evolutionary Psychology
  • Sexual Selection
  • Behavioral Ecology

Background:

  • The male choice hypothesis suggests same-sex attraction in heterosexual women benefits males by reducing paternity risk.
  • This hypothesis has faced criticism for theoretical inconsistencies and empirical conflicts.

Purpose of the Study:

  • To critically evaluate the male choice hypothesis for same-sex attraction in heterosexual women.
  • To examine the theoretical underpinnings and empirical support for the hypothesis.

Main Methods:

  • Theoretical analysis of evolutionary psychology and sexual selection principles.
  • Reanalysis of existing empirical data, correcting for a methodological error in scale interpretation.

Main Results:

  • The male choice hypothesis relies on flawed assumptions inconsistent with evolutionary principles.
  • A methodological error in previous studies inflated support for the hypothesis.
  • Corrected data reanalysis failed to support the male choice hypothesis.

Conclusions:

  • The male choice hypothesis is not a viable evolutionary explanation for same-sex attraction in heterosexual women.
  • Existing evidence, when properly analyzed, does not support the hypothesis.
  • Alternative evolutionary hypotheses offer more plausible explanations.