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23,941 species in Pennsylvania
Setophaga striata
Gavia immer
Progne subis
Empidonax virescens
Salmo trutta
Aythya affinis
Parkesia motacilla
Calidris minutilla
Passerella iliaca
Tringa flavipes
Spatula clypeata
Bubo virginianus
Vermivora cyanoptera
Eremophila alpestris
Setophaga discolor
Tringa melanoleuca
Falco columbarius
Dolichonyx oryzivorus
Larus marinus
Podiceps auritus
Anas acuta
Vireo griseus
Catharus ustulatus
Falco peregrinus
Megascops asio
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