Specific Appetite for Carotenoids in a Colorful BirdReport as inadecuate

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Since carotenoids have physiological functions necessary for maintaining health, individuals should be selected to actively seek and develop a specific appetite for these compounds.

Methodology-Principal Findings

Great tits Parus major in a diet choice experiment, both in captivity and the field, preferred carotenoid-enriched diets to control diets. The food items did not differ in any other aspects measured besides carotenoid content.


Specific appetite for carotenoids is here demonstrated for the first time, placing these compounds on a par with essential nutrients as sodium or calcium.

Author: Juan Carlos Senar , Anders Pape Møller, Iker Ruiz, Juan José Negro, Juli Broggi, Esa Hohtola

Source: http://plos.srce.hr/


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