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
Marquesan kingfisher and it has become extinct on several smaller islands of the group, being reported only from Tahuata in 2011. Its forest habitat suffers from the presence of introduced species like feral cattle, horses, sheep, goats, and pigs. It is also subject to predation by the introduced great horned owl, the common myna and the black rat. Marquesan kingfisher The Marquesan kingfisher ("Todiramphus godeffroyi") is a species of bird in the family Alcedinidae. It is endemic to French Polynesia. It is threatened by habitat loss and predation by introduced species, and is currently classified as Critically endangered, with fewer than 500