Birds Nesting at the Kazan Falls
1972; Oxford University Press; Volume: 89; Issue: 1 Linguagem: Inglês
10.2307/4084071
ISSN1938-4254
Autores Tópico(s)Ecology and biodiversity studies
Resumodiscussed here nor to the cases of Campochaera sloetii and Coracina montana discussed previously (Diamond and Terborgh, ibid.).Second, the occurrence and form of duetting in Philemon novaeguineae and in the previously discussed example of Pitohui kirhocephalus is subject to marked geographical variation.Finally, some bird families seem predisposed to the development of duetting, which has arisen in the southwest Pacific in at least two genera of campephagids (Campochaera, Coracina), three genera of rails (Rallus, Amaurornis, Gallirallus), and four or five genera of meliphagids (Melidectes, Foulehaio, Gymnomyza, Philemon, and possibly Anthornis).
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