Optical properties of the uropygial gland secretion: no evidence for UV cosmetics in birds

Kaspar Delhey, Anne Peters, Peter Biedermann, Bart Kempenaers

Research output: Contribution to journalArticleResearchpeer-review

18 Citations (Scopus)


Ultraviolet (UV) reflectance of the plumage is common in birds and plays an important role in sexual signalling. Recently, it has been proposed that birds are able to modify plumage UV reflectance by the application of uropygial gland secretion.
Original languageEnglish
Pages (from-to)939 - 946
Number of pages8
Issue number10
Publication statusPublished - 2008
Externally publishedYes

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