A dull plumage worn by males of certain brightly coloured birds (e.g. some sunbirds and ducks) following breeding .
^Zimmerman, Dale A., Turner, Donald A., and Pearson, David J.; Illustrated by Zimmerman, Dale A., Willis, Ian and Pratt, H. Douglas (1999). Birds of Kenya and Northern Tanzania. Princeton University Press. ISBN0691010226.Cite uses deprecated parameter |coauthor= (help) CS1 maint: Multiple names: authors list (link)
This article is part of Project Glossary, a All Birds project that aims to write comprehensive articles on each term related to animals.