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Behavior and Ethology Commons

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University of Louisville

Electronic Theses and Dissertations

Carotenoids

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Full-Text Articles in Behavior and Ethology

Dietary Carotenoids And The Complex Role Of Redness In The Behavior Of The Firemouth Cichlid Thorichthys Meeki., Sarah Anne Fauque Dec 2015

Dietary Carotenoids And The Complex Role Of Redness In The Behavior Of The Firemouth Cichlid Thorichthys Meeki., Sarah Anne Fauque

Electronic Theses and Dissertations

This dissertation takes a comprehensive approach to the role of dietary carotenoids on redness and the subsequent behaviors in the firemouth cichlid, Thorichthys meeki. I start with a brief introduction into signaling, the importance of carotenoids, and mate choice. The dissertation is then divided into three data chapters which are designed to stand as independent manuscripts. Chapter II documents how altering the availability of dietary carotenoids affects redness in the integument of male and female T. meeki. I tracked how redness changed in color and distribution in individuals over the course of 12 weeks. I confirm that a dichotomy …