These little yellow birds resemble the American Goldfinches. Lesser Goldfinches have green or even black backs. The yellow underparts, including the under tail coverts remain bright yellow ...

Most are distinguished by striking colors and bright plumage of yellow, blue, scarlet, and green. These colors distinguish them as some of the world's most dramatic and attractive birds.

Males have bright yellow feathers covering most of their bodies, with a reddish-brown “cap” atop their heads during the breeding season. They are territorial birds that defend their turf from ...