Quick Take Vulturine guinea fowl’s blue and white plumage comes from feather structure, not pigments, creating vivid, long-distance visual signals. Bright colors and high-contrast patterns help ...
The vulturine guinea fowl’s electric blue feathers are not pigments. (Image: Canva) Vulturine guinea fowl's blue feathers come from microscopic structures, not pigment. Feather patterns help flock ...