Species for Benson County, Iowa
Class Aves
          Family Accipitridae
               Genus Buteo
                    Species Buteo jamaicensis
                    Species Buteo regalis
                    Species Buteo swainsoni
          Family Anatidae
               Genus Aix
                    Species Aix sponsa
               Genus Anas
                    Species Anas acuta
                    Species Anas platyrhynchos
               Genus Aythya
                    Species Aythya americana
               Genus Branta
                    Species Branta canadensis
               Genus Mareca
                    Species Mareca strepera
               Genus Oxyura
                    Species Oxyura jamaicensis
               Genus Spatula
                    Species Spatula clypeata
                    Species Spatula discors
          Family Apodidae
               Genus Chaetura
                    Species Chaetura pelagica
     Order Cathartiformes
          Family Cathartidae
               Genus Cathartes
                    Species Cathartes aura
          Family Charadriidae
               Genus Charadrius
                    Species Charadrius vociferus
          Family Laridae
               Genus Chlidonias
                    Species Chlidonias niger
               Genus Larus
                    Species Larus delawarensis
               Genus Leucophaeus
                    Species Leucophaeus pipixcan
          Family Recurvirostridae
               Genus Recurvirostra
                    Species Recurvirostra americana
          Family Scolopacidae
               Genus Bartramia
                    Species Bartramia longicauda
          Family Columbidae
               Genus Columba
                    Species Columba livia
               Genus Zenaida
                    Species Zenaida macroura
          Family Falconidae
               Genus Falco
                    Species Falco sparverius
          Family Phasianidae
               Genus Phasianus
                    Species Phasianus colchicus
          Family Rallidae
               Genus Fulica
                    Species Fulica americana
          Family Bombycillidae
               Genus Bombycilla
                    Species Bombycilla cedrorum
          Family Corvidae
               Genus Corvus
                    Species Corvus brachyrhynchos
          Family Fringillidae
               Genus Spinus
                    Species Spinus tristis
          Family Hirundinidae
               Genus Hirundo
                    Species Hirundo rustica
               Genus Progne
                    Species Progne subis
               Genus Tachycineta
                    Species Tachycineta bicolor
          Family Icteridae
               Genus Agelaius
                    Species Agelaius phoeniceus
               Genus Molothrus
                    Species Molothrus ater
               Genus Xanthocephalus
                    Species Xanthocephalus xanthocephalus
          Family Laniidae
               Genus Lanius
                    Species Lanius ludovicianus
          Family Mimidae
               Genus Toxostoma
                    Species Toxostoma rufum
          Family Passerellidae
               Genus Calamospiza
                    Species Calamospiza melanocorys
               Genus Passerculus
                    Species Passerculus sandwichensis
               Genus Pooecetes
                    Species Pooecetes gramineus
          Family Passeridae
               Genus Passer
                    Species Passer domesticus
          Family Troglodytidae
               Genus Cistothorus
                    Species Cistothorus palustris
                    Species Cistothorus platensis
               Genus Troglodytes
                    Species Troglodytes aedon
          Family Turdidae
               Genus Turdus
                    Species Turdus migratorius
          Family Tyrannidae
               Genus Tyrannus
                    Species Tyrannus tyrannus
                    Species Tyrannus verticalis
          Family Ardeidae
               Genus Ardea
                    Species Ardea alba
                    Species Ardea herodias
               Genus Nycticorax
                    Species Nycticorax nycticorax
          Family Pelecanidae
               Genus Pelecanus
                    Species Pelecanus erythrorhynchos
     Order Podicipediformes
          Family Podicipedidae
               Genus Podilymbus
                    Species Podilymbus podiceps
          Family Phalacrocoracidae
               Genus Phalacrocorax
                    Species Phalacrocorax auritus
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