Animal Behaviour · 1988 · 137 citations · 22 references
22
Song repertoires and territory defence in the great tit
John R. Krebs, Ruth E. Ashcroft, Mike Webber · Nature · 1978 · 380 citations
Humanities, History, Dubbing +2
The significance of song repertoires: The Beau Geste hypothesis
John R. Krebs · Animal Behaviour · 1977 · 236 citations
The Monotony-Threshold in Singing Birds
Charles Hartshorne · The Auk · 1956 · 207 citations · Full text