Author/Authors :
David M. Logue، نويسنده , , Carli Chalmers، نويسنده , , A. Heather Gowland، نويسنده ,
Keywords :
behavioural mechanism , bird song , sexual dimorphism , cooperative territory defence , coordinated behaviour , Pheugopedius (Thryothorus) fasciatoventris , answering rule , antiphonal song , black-bellied wren