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More Examples: Adaptive Diversification in Dispersal Rates, the Evolution of Anisogamy, and the Evolution of Trophic Preference

Michael Doebeli

in Adaptive Diversification (MPB-48)

Published in print:
2011
Published Online:
October 2017
ISBN:
9780691128931
eISBN:
9781400838936
Item type:
chapter
Publisher:
Princeton University Press
DOI:
10.23943/princeton/9780691128931.003.0007
Subject:
Biology, Biodiversity / Conservation Biology

This chapter explores three more examples that all arise in the context of fundamental ecological and evolutionary questions to further illustrate the diversifying force of frequency-dependent ... More


Sex differences: genetic, physiological, and ecological mechanisms

Turk Rhen

in Sex, Size and Gender Roles: Evolutionary Studies of Sexual Size Dimorphism

Published in print:
2007
Published Online:
September 2007
ISBN:
9780199208784
eISBN:
9780191709036
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199208784.003.0019
Subject:
Biology, Animal Biology

Females and males share the same genome, which places a significant constraint on the evolution of sex differences. This chapter begins with a review of current theory explaining the initial ... More


Mothers matter most: Women and parental investment

ANNE CAMPBELL

in A Mind Of Her Own: The Evolutionary Psychology of Women

Published in print:
2002
Published Online:
April 2010
ISBN:
9780198504986
eISBN:
9780191584879
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198504986.003.0002
Subject:
Psychology, Cognitive Psychology

Mothers play a variety of roles as parents to their children, from making costumes for the school play to organising birthday parties and looking after their sick loved ones. While fathers do not ... More


A mind of her own: The evolutionary psychology of women

Anne Campbell

Published in print:
2013
Published Online:
September 2013
ISBN:
9780199609543
eISBN:
9780191747717
Item type:
book
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199609543.001.0001
Subject:
Psychology, Evolutionary Psychology, Developmental Psychology

Males have been center stage in evolutionary theory ever since Darwin described “passionate” males and “coy” females. As males fought each other for copulation opportunities, females waited on the ... More


Mothers matter most: Women and parental investment

in A mind of her own: The evolutionary psychology of women

Published in print:
2013
Published Online:
September 2013
ISBN:
9780199609543
eISBN:
9780191747717
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199609543.003.0002
Subject:
Psychology, Evolutionary Psychology, Developmental Psychology

In sexually reproducing species, females bear the brunt of parental investment, from costlier gamete production through to gestation and lactation. The cost of reproduction for women is measured in ... More


Two Sexes in One

John C. Avise and Trudy Nicholson

in Hermaphroditism: A Primer on the Biology, Ecology, and Evolution of Dual Sexuality

Published in print:
2011
Published Online:
November 2015
ISBN:
9780231153867
eISBN:
9780231527156
Item type:
chapter
Publisher:
Columbia University Press
DOI:
10.7312/columbia/9780231153867.003.0001
Subject:
Biology, Evolutionary Biology / Genetics

This chapter defines hermaphroditism, and contrasts male with female in diverse organisms. A hermaphrodite is a dual-sex organism that has the capacity to reproduce as both male and female during its ... More


A Sex-Neutral Theoretical Framework for Making Strong Inferences About the Origins of Sex Roles

Patricia Adair Gowaty

in Evolution's Empress: Darwinian Perspectives on the Nature of Women

Published in print:
2013
Published Online:
May 2013
ISBN:
9780199892747
eISBN:
9780199332786
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199892747.003.0004
Subject:
Psychology, Social Psychology, Evolutionary Psychology

Sociobiological theory anchored discussions of the origins of sex roles in genetic determinism. Widely overlooked, Hubbell and Johnson’s (1987) mating theory was the first quantitative, alternative ... More


Pregnancy in a Comparative Light

John C. Avise

in Evolutionary Perspectives on Pregnancy

Published in print:
2013
Published Online:
November 2015
ISBN:
9780231160605
eISBN:
9780231531450
Item type:
chapter
Publisher:
Columbia University Press
DOI:
10.7312/columbia/9780231160605.003.0008
Subject:
Biology, Evolutionary Biology / Genetics

This chapter examines the impact of alternative gestational modes (i.e. female/male pregnancy and internal/external brooding) on sexual selection and natural selection. In terms of sexual selection, ... More


Sex differences in parental care

Hanna Kokko and Michael D. Jennions

in The Evolution of Parental Care

Published in print:
2012
Published Online:
December 2013
ISBN:
9780199692576
eISBN:
9780191774737
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199692576.003.0006
Subject:
Biology, Evolutionary Biology / Genetics

Sex differences in parental care are ubiquitous: biparental care is relatively rare in nature, and even then, the sexes often differ in the amount of care each provides. Although females do not ... More


The evolution of sex and two sexes

Geoffrey E. Hill

in Mitonuclear Ecology

Published in print:
2019
Published Online:
June 2019
ISBN:
9780198818250
eISBN:
9780191859465
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780198818250.003.0005
Subject:
Biology, Ecology, Evolutionary Biology / Genetics

Sexual reproduction has proven so formidable a challenge for evolutionary biologists that it is commonly spoken of as “the paradox of sex.” Stated simply, individuals forsake one-half of their ... More


On Being and Becoming Female and Male: A Sex-Neutral Evolutionary Perspective

Patricia Adair Gowaty

in Gender, Sex, and Sexualities: Psychological Perspectives

Published in print:
2018
Published Online:
January 2018
ISBN:
9780190658540
eISBN:
9780190658571
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780190658540.003.0004
Subject:
Psychology, Social Psychology

This chapter introduces a new way to think about the evolution of behavioral sex differences, one that contrasts with the classical evolutionary view. The classical scenario—sex as destiny—holds that ... More


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