How parrot plumage gets its dazzling reds and yellows
Briefly

Corbo emphasizes that male birds, particularly those with vivid colors like goldfinches and cardinals, attract females with their elaborate feathers, which are created using carotenoid pigments.
Research led by Arbore uncovers that parrot coloration is influenced by a single enzyme, ALDH3, responsible for the transformation of pigments from red to yellow.
Read at www.npr.org
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