Golden-winged sunbird gains net benefit by:
Defending nectar-rich territory reflects key principle in quiz on territory behaviour+pyqs, where evolutionary mechanisms shape genetic variation and adaptation. In this context, Defending nectar-rich territory aligns with experimental and theoretical evidence from population genetics, behavioral ecology and molecular phylogeny. Textbooks like Campbell Biology, Futuyma Evolution and Hartl Principles illustrate supporting data. Understanding why Defending nectar-rich territory fits helps integrate natural selection, environment.
Ref: Krebs & Davies, Behavioural Ecology, Chapter 5: Territoriality.