The Gouldian finch, also known as the Gould's finch or the rainbow finch, is a colourful passerine bird that is native to Australia.
Male adult Gouldian Finch
Black-headed male Gouldian finch
Newly hatched Gouldian finch chicks (note the light-blue opalescent nodules at the edges of the gape)
A young Gouldian finch (first day out of the nest), still with the blue nodules on the side of its beak
A passerine is any bird of the order Passeriformes, which includes more than half of all bird species. Sometimes known as perching birds, passerines generally have an anisodactyl arrangement of their
Gouldian finch
…The Gouldian finch (Chloebia gouldiae), also known as the Gould's finch or the rainbow finch, is a colourful passerine bird that is native to Australia. The Gouldian finch was described by British ornithologist John Gould in 1844 as Amadina gouldiae, in honour of his…
Pterylosis or the feather tracts in a typical passerine
Male superb lyrebird (Menura novaehollandiae): This unique songbird shows strong sexual dimorphism, with a peculiarly apomorphic display of plumage in males.