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Related Concept Videos

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.
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...
Evolutionary Psychology01:20

Evolutionary Psychology

Evolutionary psychology explores the origins of human behavior and mental processes by framing them within the context of natural selection, a theory famously propounded by Charles Darwin. This field asserts that many behaviors common across human societies — ranging from instinctive fear reactions to complex social interactions — arose as evolutionary adaptations. These adaptations enhanced the survival and reproductive success of our ancestors, thereby becoming embedded in the human psyche...
Competition02:34

Competition

When organisms require the same limited resources within an environment, they may have to compete for them. Competition is a net-negative interaction. Even if two competing individuals or populations do not interact directly, the overall fitness of both competitors is lowered as a result of not having full access to the limited resource.Intraspecific competition, which occurs between individuals of the same species, serves as a natural mechanism for regulating population size. Too much...
Inclusive Fitness00:57

Inclusive Fitness

Most altruistic behavior—in which one animal helps another at a cost to themselves—occurs between relatives. Scientists think these altruistic behaviors evolved because they increase the inclusive fitness of the animal providing help.
Group Polarization01:01

Group Polarization

Group polarization is the strengthening of an original group attitude following the discussion of views within a group (Teger & Pruitt, 1967). That is, if a group initially favors a viewpoint, after discussion the group consensus is likely a stronger endorsement of the viewpoint. Conversely, if the group was initially opposed to a viewpoint, group discussion would likely lead to stronger opposition.

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Related Experiment Video

Updated: Jun 14, 2026

Observation and Quantification of Mating Behavior in the Pinewood Nematode, Bursaphelenchus xylophilus
09:55

Observation and Quantification of Mating Behavior in the Pinewood Nematode, Bursaphelenchus xylophilus

Published on: December 25, 2016

Mating Competitors Increase Religious Beliefs.

Yexin Jessica Li1, Adam B Cohen, Jason Weeden

  • 1Department of Psychology, Arizona State University.

Journal of Experimental Social Psychology
|April 7, 2010
PubMed
Summary
This summary is machine-generated.

Mating behavior can influence religiosity. Studies show people report higher religiosity after viewing attractive same-sex individuals, suggesting a link between social competition and spiritual beliefs.

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Area of Science:

  • Psychology
  • Sociology
  • Evolutionary Psychology

Background:

  • Previous research suggests religiosity influences mating behavior.
  • The reciprocal relationship, where mating behavior affects religiosity, remains under-explored.

Purpose of the Study:

  • To experimentally investigate if mating behavior influences religiosity.
  • To understand the psychological mechanisms linking social-ecological cues to spiritual beliefs.

Main Methods:

  • Experiment 1: Participants viewed attractive same-sex or opposite-sex targets and reported religiosity.
  • Experiment 2: Replicated Experiment 1 with an added control group to confirm findings.

Main Results:

  • Participants reported higher religiosity after viewing attractive same-sex targets compared to opposite-sex targets.
  • Both men and women exhibited increased religiosity when exposed to same-sex competitors.

Conclusions:

  • Mating behavior, specifically exposure to same-sex competitors, can increase religiosity.
  • Cultural phenomena like religiosity may adapt to ecological cues in potentially functional ways.