Camarhynchus parvulus. Males in San Cristóbal hardly ever have black plumage, but upper breast is heavily streaked. Its name is derived from the fact that the bird's beak is intermediate in size between that of the small tree finch and the large tree finch. More than half the medium tree finch's nestling mortality is attributed to the Philornis downsi. The Zebra finch is one of the fastest maturing bird species recorded; young birds are ready to form pairs and breed at the age of 80 days! There is variation in the diet between the humid and arid zones, and between seasons (more fruit is eaten in the dry season). Darwin’s finches comprise a group of passerine birds first collected by Charles Darwin during his visit to the Galápagos Archipelago. Found mostly in the highlands and the transitional zone. Nests are usually placed in a thorny shrub or tree, but also in cavities and ledges of commercial buildings. Areta, J.I.Jr., Cadena, C.D., Claramunt, S., Jaramillo, A., Pacheco, J.F., Pérez-Emán, J., Robbins, M.B., Stiles, F.G., Stotz, D.F., Zimmer, K. J. Currently, this species is classified as Least Concern (LC) on the IUCN Red List and its numbers today remain stable. ... a variety of trees and shrubbery, a number of water features, and other birds. Tebbich, S. Taborsky, M., Fessl, B., Dvorak, M. & Winkler, H. (2004) Feeding behavior of four arboreal Darwin's finches: adaptations to spatial and seasonal variability. Zebra finches are herbivores (granivores) and feed primarily on grass seeds. Males have a colorful plumage consisting of white, black, gray, orange and brown colors; female Zebra finches are uniformly gray. Zebra Finch on The IUCN Red List site -, https://en.wikipedia.org/wiki/Zebra_finch, https://www.iucnredlist.org/species/103818044/104212010. This nest helps the birds conserve body heat. Causton, C.E., Calderón-Álvarez, C. & Jiménez-Uzcátegui, G. (2011) Evaluating the safety of Rodolia cardinalis to two species of Galapagos finch: Camarhynchus parvulus and Geospiza fuliginosa. Scaly-feathered finch - Sporopipes squamifrons. Threats Small Tree-Finch (Camarhynchus parvulus) portrait, highlands of Santa Cruz Island, Galapagos Islands, Ecuador. Latin Name. Zebra finches help to disperse seeds of various plants they consume in their diet. (1871) On birds from the Galápagos Islands. Salvin, O. Christensen, R. Kleindorfer, S. (2009) Jack-of-all-trades or master of one? They feed themselves by around 35 days after hatching, although they are still socially dependent on their parents during this time. Both sexes have red eyes and orange bill. O'Connor, J. Sulloway, F. & Kleindorfer, S. (2010) Avian population survey in the Floreana highlands: Is Darwin’s Medium Tree Finch declining in remnant patches of Scalesia forest? Chicks fledge about 17-18 days after hatching. Pete Oxford. Kleindorfer, S. Sulloway, F. & O’Connor, J. It commonly feeds on small seeds and parasites from the skins of Galápagos land and marine iguanas and Galápagos tortoises. Young birds are similar to females but their eyes are grey-brown and the bill is black. Christensen, R. Kleindorfer, S. (2009) Bill Morphology Does Not Influence Vocal Performance in Darwin’s Small Tree Finch on Floreana Island. They supplement their diet with insects (mainly ants and termites) and flowers. Kleindorfer, S. O’Connor, J., Dudaniec, R., Myers, S., Robertson, J. We do also give pellets in a small dish for them to pic through, but seed is their main diet (soaked, or dry) If you are firm on pellets, you can however have the best of both worlds, and offer pellets in a separate dish along with seed. Juvenile: streaky head, back, belly and breast with pale yellow wing bars. There is variation in the diet between the humid and arid zones, and between seasons (more fruit is eaten in the dry season). 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