with black feathers in the plumage. I don't cover those here. The birds in this article are primarily bright yellow on the body with either black wings and tail or black on the head. But I include ...

Adult: gray and yellow ... pairs of tail feathers extensively rufous on inner webs; dark shaft stripes and rufous extend to feather tips. Bill proportionately long, heavy, and black.

With their large size, bold pied plumage, and fondness for open areas, black-billed ... outer tail feathers. Flight: relatively slow, with steady, rowing wingbeats, but the birds are easily ...