Does the number of males influence the relationship between dominance and mating success in primates?

1992 ◽  
Vol 44 (6) ◽  
pp. 1159-1161 ◽  
Author(s):  
Robert A. Barton ◽  
Adrian J. Simpson
2017 ◽  
Author(s):  
Tobias Kordsmeyer ◽  
Lars Penke

Developmental instability (DI) has been proposed to relate negatively to aspects of evolutionary fitness, like mating success. One suggested indicator is fluctuating asymmetry (FA), random deviations from perfect symmetry in bilateral bodily traits. A meta-analytically robust negative association between FA and number of lifetime sexual partners has been previously shown in men and women. We examined the relationship between bodily FA across twelve traits and indicators of quantitative mating success in 284 individuals (141 males, age 19-30 years). Two further indicators of DI, minor physical anomalies (MPAs) and asymmetry in palmar atd angles, were also assessed. For men, no significant associations were detected, whereas for women, unexpected positive relationships of FA with the number of lifetime sexual partners and one-night stands emerged. Thus, in a large sample and using a more highly aggregated FA index, our study fails to replicate previous findings, though equivalence testing also did not support deviation from previous meta-analytic estimates, especially for men. No associations were found for MPAs and FA in atd angles in either sex.


2013 ◽  
Vol 86 (5) ◽  
pp. 1041-1047 ◽  
Author(s):  
Domhnall J. Jennings ◽  
Thomas J. Hayden ◽  
Martin P. Gammell

2017 ◽  
Vol 4 (1) ◽  
pp. 160603 ◽  
Author(s):  
Yong Zhi Foo ◽  
Leigh W. Simmons ◽  
Gillian  Rhodes

Health has been claimed to play an important role in human sexual selection, especially in terms of mate choice. Our preferences for attractive individuals are said to represent evolved adaptations for finding high-quality, healthy mates. If this is true, then we expect health to predict mating success in humans. We tested this hypothesis using several important physiological indicators of health, including immune function, oxidative stress and semen quality, and self-reported measures of sexual behaviour that contribute to mating success. In contrast to our hypothesis, we did not find a relationship between the physiological measures of health and sexual behaviour. Our results provide little support for claims that health, at least the health measures we used, increases mating success in relatively healthy humans.


2013 ◽  
Vol 7 (2) ◽  
pp. 138-162 ◽  
Author(s):  
Michael A. Camargo ◽  
Glenn Geher ◽  
Maryanne L. Fisher ◽  
Andrew Arrabaca

The Condor ◽  
2009 ◽  
Vol 111 (4) ◽  
pp. 684-693 ◽  
Author(s):  
Peter J. Kappes ◽  
Bridget J. M. Stutchbury ◽  
Bonnie E. Woolfenden

2020 ◽  
Author(s):  
Thomas Richardson

In recent years researchers studying subjective well-being have found that ecological factors may underpin societal differences in happiness. The adult sex ratio, the number of males relative to females in an environment, influences many behaviours in both humans and non-human animals. However, the possible influence of the sex ratio on subjective well-being has received little attention. I investigated the relationship between the adult sex ratio and subjective well-being in over 29000 respondents 133 regions of Europe. I find that women report lower subjective well-being in areas with more female-biased sex ratios, but males’ well-being was unaffected. I did not find that the sex ratio influences sex specific probability of marriage or marriage rates overall. I find that increased population density is associated with lower well-being. Drawing from sociological and evolutionary theories, I suggest that results may be due to their decreased bargaining power in the dating market.


1987 ◽  
Vol 57 (2) ◽  
pp. 151-163 ◽  
Author(s):  
Anton H.P. Stumpel

A distribution survey of Hyla arborea has been carried out in the western part of Zealand Flanders over a period of six years. Additional data on the eastern part and the neighbouring Belgian area have been collected. The relationship between the maximum number of males calling on one evening/night and the estimate of their population size is a suitable basis to predict the total number of males in other pools during a season. Methodological aspects of the fieldwork are discussed. Great fluctuations in presence and activity of the Tree Frog illustrate the need for longterm surveys. Hyla arborea is declining, and nowadays its distribution is restricted to some localities in the western part of the region. These localities are classified according to the number of males and their importance for conservation.


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