1. The coding of species-specific characteristics in bird sounds;Becker,1982
2. An investigation of song-based species recognition in the red-winged blackbird (Agelaius phoeniceus);Beletsky;Behaviour,1980
3. Armaments and ornaments: an evolutionary explanation of traits of dual utility;Berglund;Biological Journal of the Linnean Society,1996
4. Comparaison entre l'apprentissage du chant chez le jeune pinson (Fringilla coelebs) et les éléments réactogènes du chant territorial de l'adulte;Brémond;Revue de Comportement Animal,1972
5. Aggressive response of red-winged blackbirds to mockingbird song imitation;Brenowitz;Auk,1982