French Ratio humain selon le sexe Cited by user Tarek lb on 09 May 2022 En anthropologie et démographie, le ratio humain selon sexe est le rapport hommes/femmes dans une population.
Italian Lek (biologia) Cited by user Inseritore on 05 Jan 2022 Per lek si intende una forma di corteggiamento in cui un numero variabile di maschi si esibisce in forme ritualizzate di corteggiamento in un'area comune, sotto gli…
English Lek mating Cited by user Rjwilmsi on 04 Apr 2017 A lek is an aggregation of male animals gathered to engage in competitive displays, lekking, that may entice visiting females which are surveying prospective partners…
English Human sex ratio Cited by user 212.183.128.192 on 14 Jun 2015 In anthropology and demography, the human sex ratio is the ratio of males to females in a population.
English Operational sex ratio Cited by user Rjwilmsi on 23 Dec 2014 In the evolutionary biology of sexual reproduction, Operational sex ratio (OSR), is the ratio of sexually competing males that are ready to mate to sexually competing…
English American bullfrog Cited by user Materialscientist on 11 Jan 2013 The American bullfrog (Lithobates catesbeianus or Rana catesbeiana), often simply known as the bullfrog in Canada and the United States, is an aquatic frog, a member of…