Circle of life:the common hamster(Cricetus cricetus)adaptations to the urban environment

作     者：Alexey V.SUROV Elena A.ZAYTSEVA Alexandr V.KUPTSOV Elena A.KATZMAN Pavel L.BOGOMOLOV Alexandra S.SAYAN Ekaterina V.POTASHNIKOVA Nikolay N.TOVPINETZ Ekaterina V.KUZNETSOVA Alexey Y.TSELLARIUS Natalia Y.FEOKTISTOVA 

作者机构：Severtsov Institute of Ecology and EvolutionRussian Academy of SciencesMoscowRussia Centre of Hygiene and Epidemiology in Crimea and in the Municipal City SevastopolSimferopolRussia 

出 版 物：《Integrative Zoology》 (整合动物学（英文版）)

年 卷 期：2019年第14卷第4期

页      面：383-395页

核心收录：

学科分类：12[管理学] 1204[管理学-公共管理] 

基　　金：the Russian Foundation for Basic Research project no 17-04-01061 Presidium of the Russian Academy of Sciences no 41 “Biodiversi­ty of Natural Systems and Biological Resources of Rus­sia.” 

主　　题：body mass hibernation lifespan multiple paternity synurbization 

摘      要：Traditionally,urbanization has been seen as a negative phenomenon for ***,changes in the envi­ronmental parameters induced by urbanization might be favorable for some *** the past half-century,the common hamster has actively populated cities,establishing populations in some European,Russian and Ka­zakhstan *** on integrative methods,we investigated free-range common hamsters inhabiting Simfer­opol from 2015 to 2018 to reveal possible adaptations to the urbanized environment across several parameters,including lifespan,hibernation period,reproductive activity and body *** show that in urban areas,the common hamster demonstrates an extremely short hibernation period compared to other localities,possi­bly due to enhanced food resources from urban forestry(walnuts,locus and hazelnut),allowing the species to start breeding very early(February)and finish as late as *** present the first evidence of polyandry for this species:mating of receptive females with several males and subsequent confirmation of multiple *** high reproductive potential,the lifespan of the common hamster in urban conditions is generally very short(less than 1 year).We speculate that in the process of synurbization,the common hamster’s innate plastici­ty across many life history traits permits it to successfully colonize throughout a wide range of habitats,with the ability to form novel adaptations to urban environments.