Sexual and temporal variation in New Zealand bellbird song repertoires
M. M. Roper, W. H. Webb, Y. Fukuzawa, C. Evans, A. M. T. Harmer, D. H. Brunton
This study examines sex and temporal variation in New Zealand bellbird song repertoires, finding males have more syllable types than females, but both show similar temporal changes.
bioRxiv · Sep 29, 2021 · PreprintAnimal Behavior & Cognition