Malachite kingfisher, (Corythornis cristatus), after digging in mud, Chobe National Park, Botswana

malachite kingfisher corythornis cristatus bird foraging mud insects botswana wildlife nature colorful beak habitat environment avian digging daytime feathers aquatic small natural animal behavior diet species predator ecosystem flora fauna blue orange feeding world activity birdwatching conservation biodiversity wetlands riverside