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Science27 décembre 2018
© Reuters5%
Pourquoi il y a systématiquement plus de garçons que de filles qui naissent chaque année
En France en 2017, 373 716 petits garçons ont vu le jour contre 356 526 petites filles. Au Pays de Galles, en Angleterre ou d'autres pays ont fait le même constat. Il y a toujours plus de bébés garçons que de filles qui naissent.
Pourquoi il y a systématiquement plus de garçons que de filles qui naissent chaque année
avecChristian Jamin