two pink flamingos feeding the water

bird animal beak red waterbird wildlife wing pink seabird ducks waterfowl duck zoo gull goose shorebird heron swan flamingos heads feeding nashville zoo phrase “ eat” holds truth bright color beta-carotene red-orange pigment high fly larvae shrimp eat wetland environment digestive break carotenoids pigments absorbed deposited feathers flamingo birds coloring lot name shade orange species places habitat place season birds’ colors brighter shades orange still pure white