Article
Sexually selected dichromatism in the hihi Notiomystis cincta: multiple colours for multiple receivers.
Journal of evolutionary biology - 1 Aug 2014
Walker L K, Ewen J G, Brekke P, Kilner R M
Abstract excerpt
Why do some bird species show dramatic sexual dichromatism in their plumage? Sexual selection is the most common answer to this question. However, other competing explanations mean it is unwise to assume that all sexual dichromatism has evolved by this mechanism. Even if sexual selection is involved, further work is necessary to determine whether dichromatism results from competition amongst rival males, or by...
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