Influence of Dietary Carotenoids on Plasma and Plumage Colour in the House Finch: Intra- and Intersexual Variation Hill, G. E. ; Montgomerie, R. ; Inouye, C. Y. ; Dale, J. Abstract Publication: Functional Ecology Pub Date: June 1994 DOI: 10.2307/2389827 Bibcode: 1994FuEco...8..343H