Female tortoises are bearing the brunt of the brutal behaviour of their male counterparts, who are regularly pushing them off cliffs in North Macedonia.
Articles on Sex ratio
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Following a 30-year boy-to-girl birth rate imbalance, up to 800,000 ‘extra’ men born since the mid-1980s will be unable to find a South Korean woman to marry. That has big demographic consequences.
More male babies were born in South Africa nine months after the country hosted the 2010 World Cup. There’s science behind it.
After 35 years of consistently strict government control over family size, China’s so-called “one child policy” seems to be winding down – at least for some. Recent headlines quote the authorities in Shanghai…
Research among the Makushi of southwestern Guyana shatters stereotypes about men wanting casual sex and women wanting relationships.
The human sex ratio, which is usually defined in terms of the number of males per 100 females, varies greatly between countries and regions. The biological norm is for the sex ratio at birth to be about…
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Postdoctoral Fellow in Anthropology, University of Utah
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Co-Chair, Humanities, Medicine and Sciences Programme, University of Malta
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Professor of Anthropology, University of California, Davis
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PhD, University of Leicester
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Associate Professor in Economics, Heriot-Watt University
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Professor of Sociology, Texas A&M University
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Directeur de Recherche CNRS à l'UMR 7372 en biologie et écologie des reptiles, Centre d'Etudes Biologiques de Chizé; La Rochelle Université