Sex effect on habitat selection in response to hunting disturbance: the study of wild boar

作者: Sonia Saïd , Vincent Tolon , Serge Brandt , Eric Baubet

DOI: 10.1007/S10344-011-0548-4

关键词: Selection (genetic algorithm)OffspringPredationVegetationHabitatWild boarDisturbance (geology)EcologyBiologyThicket

摘要: Spatial variation of the ‘predation risk’ due to human activities or distribution may increase sexual difference in habitat selection. Indeed, females with offspring are usually more risk adverse than males. Based on a long-term wild boar study, we analysed diurnal female and male before, during after hunting period. Hunting, food foliation were investigated as factors affecting patterns forest parcel As expected, dense vegetative covers selected resting periods, but decreased this pattern selection response disturbance. Moreover, did not fit availability (presence absence mast) vegetation cycle. sows responded disturbance males, leading pronounced riskier season. The unexpected decrease bush use be explained either by increased effort movements between sites disturbance, random pattern. observed sexes could result from higher hunting, an frequentation secondary habitats, whereas males can tolerate risks remain hidden thicket plots. Our results highlight how lead game species change their refuge affect segregation sexes.

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