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The purple finch is 12–16 cm (4.7–6.3 in) in overall length [ 7] and weighs a mean 23.3 g (0.82 oz), ranging from 19.8–28.4 g (0.7 - 1.0 oz). [ 8] It has a short forked brown tail and brown wings. Adult males are raspberry red on the head, breast, back and rump; their back is streaked.
The house finch is a moderate-sized finch, 12.5 to 15 cm (5 to 6 in) long, with a wingspan of 20 to 25 cm (8 to 10 in). Body mass can vary from 16 to 27 g (9 ⁄ 16 to 15 ⁄ 16 oz), with an average weight of 21 g (3 ⁄ 4 oz).
The rosefinches are a genus, Carpodacus, of passerine birds in the finch family Fringillidae. Most are called "rosefinches" and as the word implies, have various shades of red in their plumage. The common rosefinch is frequently called the "rosefinch". The genus name is from the Ancient Greek terms karpos, "fruit", and dakno, "to bite".
Weight: 0.8-1.2 oz (24-34 g) Wingspan: 9.8-10.6 in (25-27 cm) Adults have a short forked brown tail and brown wings. They have a longer bill than the purple finch. Adult males are raspberry red on the head, breast, back and rump; their back and undertail are streaked. Adult females have light brown upperparts and light underparts with brown ...
Finch. The true finches are small to medium-sized passerine birds in the family Fringillidae. Finches generally have stout conical bills adapted for eating seeds and nuts and often have colourful plumage. They occupy a great range of habitats where they are usually resident and do not migrate. They have a worldwide native distribution except ...
Painted bunting. The painted bunting ( Passerina ciris) is a species of bird in the cardinal family, Cardinalidae. It is native to North America. The bright plumage of the male only comes in the second year of life; in the first year they can only be distinguished from the female by close inspection.
American rosefinch. The American rosefinches that form the genus Haemorhous are a group of passerine birds in the finch family Fringillidae. As the name implies ("haemo" means "blood" in Greek), various shades of red are characteristic plumage colors of this group. They are found throughout the North American continent .
Sexual selection in birds. Male greater frigatebird displaying. Sexual selection in birds concerns how birds have evolved a variety of mating behaviors, with the peacock tail being perhaps the most famous example of sexual selection and the Fisherian runaway. Commonly occurring sexual dimorphisms such as size and color differences are ...
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