Blue Grosbeak (Passerina caerulea, formerly Guiraca caerulea), is a medium-sized seed-eating bird in the same family as the Northern Cardinal, "tropical" or New World buntings, and "cardinal-grosbeaks" or New World grosbeaks.
The Black-headed Grosbeak (Pheucticus melanocephalus) is a medium-size seed-eating bird in the same family as the Northern Cardinal, the Cardinalidae. It is sometimes considered conspecific with the Rose-breasted Grosbeak, P. ludovicianus, with which it hybridises on the Great Plains.
The Western Tanager (Piranga ludoviciana), is a medium-sized American songbird. Formerly placed in the tanager family (Thraupidae), it and other members of its genus are now classified in the cardinal family (Cardinalidae). The species's plumage and vocalizations are similar to other members of the cardinal family.