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| | Dr. Kevin McGraw |
 | | Males derive their colorful plumage, which ranges from bright red to drab yellow, from carotenoid pigments, the same pigments that are responsible for the yellow color of corn, the orange color of carrots, and the redness of autumn leaves. |
 | | McGraw, K. Not all red, orange, and yellow animal colors are carotenoid-based: the need to couple biochemical and behavioral studies of color signals. |
 | | McGraw, K. Multiple UV reflectance peaks in the iridescent neck feathers of pigeons. |
| www.public.asu.edu /~kjmcgraw (2422 words) |
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