Kingfisher in length and between in weight. The largest kingfisher in Africa is the giant kingfisher ("Megaceryle maxima"), which is in length and in weight. The familiar Australian kingfisher known as the laughing kookaburra ("Dacelo novaeguineae") is the heaviest species with females reaching nearly in weight. The plumage of most kingfishers is bright, with green and blue being the most common colours. The brightness of the colours is neither the product of iridescence (except in the American kingfishers) or pigments, but is instead caused by the structure of the feathers, which causes scattering of blue light (the Tyndall effect). In most
Niau kingfisher Niau kingfisher The Niau kingfisher ("Todiramphus gertrudae") is a species of bird in the family Alcedinidae. It is endemic to the island of Niau in French Polynesia. Its natural habitats are subtropical or tropical dry forests, plantations and rural gardens. Only 125 individuals remain in the wild. The Niau kingfisher is a multicolored, with bright blue feathers, a dusty orange head, and a bright green back. The entire population of these birds lives in Niau, and without serious intervention, they will likely become extinct. In new studies published in the journal The Auk (published by the American Ornithologists Union) and