The Black-faced Grosbeak, Caryothraustes poliogaster, is a large seed-eating bird in the cardinal family, which is a resident breeding species from southeastern Mexico to eastern Panama. The adult Black-faced Grosbeak is 16.5 cm long, weighs 36 g, and has a heavy, mainly black, bill. It has a black face, yellow head, neck and breast, and olive back, wings and tail. The rump and belly are grey. Immatures are duller and have duskier face markings. The vocalisations include sharp chip or tweet calls, buzzes and whistles, and the song is a musical whistled cher chi weet, cher chir weet, cher chi chuweet.