无尾两栖动物的鸣叫是两性在婚配行为中的主要通讯方式,其鸣声特征是否受城市化的影响尚待深入研究。本研究基于土地硬化比例,在昆明市周边划分“城市”“农村”“自然”三类生境,于2019年7—8月使用便携式录音机采集滇蛙(Nidirana pleuraden)鸣声,并对应测量录音个体的体长和体质量。共获取城市34只、农村30只、自然22只滇蛙的821条有效鸣声。鸣声由1~11个音节构成,其中,2、3、4音节鸣声占滇蛙鸣声总数的68.5%。鸣声特征分析表明,自然生境中滇蛙鸣声的主频、鸣声间隔、鸣声时长 ...
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