(Table 1) Mean statistics for acoustic parameters measured for both brown sku...

Bird vocalisations are often essential for sex recognition, especially in species that show little morphological sex dimorphism. Brown skuas (Catharacta antarctica lonnbergi),...鸟类鸣唱往往是性别识别的关键依据，尤其针对形态性别二态性不甚显著的物种。褐贼鸥（Brown skua，Catharacta antarctica lonnbergi）……