Duetting and mate-guarding in Australian magpie-larks (Grallina cyanoleuca)

@article{Hall2000DuettingAM,
  title={Duetting and mate-guarding in Australian magpie-larks (Grallina cyanoleuca)},
  author={Michelle L Hall and Robert D. Magrath},
  journal={Behavioral Ecology and Sociobiology},
  year={2000},
  volume={47},
  pages={180-187}
}
A recently favored hypothesis is that duetting in birds has a mate-guarding function: a male responds vocally to his partner’s song, thereby forming a duet that repels males who are attracted to her song. Previous studies have not provided unambiguous tests of the mate-guarding hypothesis because: (1) the probability of a male answering his partner’s song has not been shown to increase specifically when the female is fertile, and (2) the probability of a male answering his partner’s song has… CONTINUE READING