Birds, Journal Year: 2025, Volume and Issue: 6(2), P. 23 - 23
Published: May 1, 2025
The flock formation of bird species is a crucial behavioral process that enables them to colonize urban areas. However, the factors influencing structure and composition ground-feeding flocks have not yet been analyzed. This study aimed relate characteristics, including size, number, richness, composition, local landscape in parks Buenos Aires City, Argentina. Surveys were conducted 16 during breeding season, covering both mono-specific mixed-species flocks. Flock numbers positively correlated with tree, lawn, bare ground cover but negatively associated raptor presence parks. richness declined increased noise pedestrian traffic rose where raptors present. was linked tree cover, noise, raptors. While Rock Dove (Columba livia) Rufous-bellied Thrush (Turdus rufiventris) more abundant greater Eared (Zenaida auriculata) Monk Parakeet (Myiopsitta monachus) showed abundance open Zenaida auriculata Columba livia experienced decline Our findings indicate resource availability predation risk are shaping
Language: Английский