1997/10/01 by Frank Bergen, F. van Bergen, Michael Abs · 45 citations
Agricultural and Biological Sciences · Biochemistry, Genetics and Molecular Biology · Veterinary · #Animal Behavior and Reproduction #Animal Behavior and Welfare Studies #Animal Vocal Communication and Behavior #Art #Biology #Ecology #Forestry #Geography #Humanities #Parus
paper · doi:10.1007/bf01651380
published in Journal für Ornithologie 138(4), 451-467 (Springer Science+Business Media)
openalex publication_date 1997/10/01 · openalex created_date 2025/10/10 · openalex updated_date 2026/06/26