Example image of eyePlorer eyePlorer map for 'Brown-headed Cowbird': Brood parasite Icterid North America Subtropics Temperateness Bird migration Mexico United States Finch New World oriole Iridescence Bobolink Common Grackle European Starling Red-winged Blackbird Cattle Horse Seed American Bison Prairie Nomad Parasitism Bird Egg (biology) Passerine Species Common Cuckoo Gens (behaviour) House Finch Mafia Florida Museum of Natural History List of species described by the Lewis and Clark Expedition List of birds in Mont-Tremblant National Park List of birds of Alberta List of birds of South Carolina Sibley-Monroe checklist 18 List of birds of Norway Cowbird List of birds of Canada Bell's Vireo List of birds of Oregon Lucy's Warbler Black-throated Green Warbler List of birds of Arizona Prothonotary Warbler American Robin Cerulean Warbler Edge effect Acadian Flycatcher Clay-colored Sparrow