I hung up a thistle seed sock to see if I could lure in goldfinches and saw a little male like this in his drab winter plumage. -American goldfinch male in winter plumage. He loses the black patch on his head as he fades to a dun colour.
The sunbittern is a bittern-like bird of tropical regions of the Americas, and the sole member of the family Eurypygidae and genus Eurypyga. It ranges from Guatemala to southern Peru, showing three extant subspecies.