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21,758 species in Maryland
Thalasseus maximus
Melanitta perspicillata
Protonotaria citrea
Tringa semipalmata
Aythya valisineria
Calidris alba
Cygnus olor
Nycticorax nycticorax
Pluvialis squatarola
Ammodramus savannarum
Plethodon cinereus
Chroicocephalus philadelphia
Catharus fuscescens
Setophaga dominica
Setophaga tigrina
Spinus pinus
Quiscalus major
Plegadis falcinellus
Helmitheros vermivorum
Limnodromus griseus
Clangula hyemalis
Falco columbarius
Falco peregrinus
Spatula discors
Setophaga citrina
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