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Does investment in the sexes differ when fathers are absent? Sex-biased infant survival and child growth in rural Ethiopia

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Does investment in the sexes differ when fathers are absent? Sex-biased infant survival and child growth in rural Ethiopia. / Gibson, MA.

In: Human Nature: An Interdisciplinary Biosocial Perspective, Vol. 19, 07.2008, p. 263 - 276.

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Gibson, MA. / Does investment in the sexes differ when fathers are absent? Sex-biased infant survival and child growth in rural Ethiopia. In: Human Nature: An Interdisciplinary Biosocial Perspective. 2008 ; Vol. 19. pp. 263 - 276.

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@article{fb3cb42d139f497797605929106afe33,
title = "Does investment in the sexes differ when fathers are absent? Sex-biased infant survival and child growth in rural Ethiopia",
abstract = "This study examines child survival and growth in a patrilineal Ethiopian community as a function of father absence and sex. In line with evolutionary predictions for sex-biased parental investment, the absence of a father and associated constraints on household resources is more detrimental for sons’ than daughters’ survival in infancy. Father absence doubles a son’s risk of dying in infancy but has a positive influence on the well-being of female members of the household, improving daughter survival, growth, and maternal nutritional status. Lack of paternal investment may be compensated for by other matrilateral kin through increased reciprocity between mother, daughter, and sister.",
author = "MA Gibson",
year = "2008",
month = "7",
doi = "10.1007/s12110-008-9044-2",
language = "English",
volume = "19",
pages = "263 -- 276",
journal = "Human Nature: An Interdisciplinary Biosocial Perspective",
issn = "1045-6767",
publisher = "Springer, New York, NY",

}

RIS - suitable for import to EndNote

TY - JOUR

T1 - Does investment in the sexes differ when fathers are absent? Sex-biased infant survival and child growth in rural Ethiopia

AU - Gibson, MA

PY - 2008/7

Y1 - 2008/7

N2 - This study examines child survival and growth in a patrilineal Ethiopian community as a function of father absence and sex. In line with evolutionary predictions for sex-biased parental investment, the absence of a father and associated constraints on household resources is more detrimental for sons’ than daughters’ survival in infancy. Father absence doubles a son’s risk of dying in infancy but has a positive influence on the well-being of female members of the household, improving daughter survival, growth, and maternal nutritional status. Lack of paternal investment may be compensated for by other matrilateral kin through increased reciprocity between mother, daughter, and sister.

AB - This study examines child survival and growth in a patrilineal Ethiopian community as a function of father absence and sex. In line with evolutionary predictions for sex-biased parental investment, the absence of a father and associated constraints on household resources is more detrimental for sons’ than daughters’ survival in infancy. Father absence doubles a son’s risk of dying in infancy but has a positive influence on the well-being of female members of the household, improving daughter survival, growth, and maternal nutritional status. Lack of paternal investment may be compensated for by other matrilateral kin through increased reciprocity between mother, daughter, and sister.

U2 - 10.1007/s12110-008-9044-2

DO - 10.1007/s12110-008-9044-2

M3 - Article

C2 - 26181617

VL - 19

SP - 263

EP - 276

JO - Human Nature: An Interdisciplinary Biosocial Perspective

JF - Human Nature: An Interdisciplinary Biosocial Perspective

SN - 1045-6767

ER -