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5,133 species in Big Bend National Park
Empidonax oberholseri
Anthus rubescens
Myioborus pictus
Troglodytes aedon
Myiarchus tyrannulus
Ardea herodias
Sayornis phoebe
Petrochelidon pyrrhonota
Tachycineta thalassina
Geothlypis tolmiei
Buteo swainsoni
Sitta carolinensis
Quiscalus mexicanus
Patagioenas fasciata
Cistothorus palustris
Falco peregrinus
Xanthocephalus xanthocephalus
Contopus cooperi
Tyrannus vociferans
Fulica americana
Icterus bullockii
Vireo plumbeus
Molothrus aeneus
Turdus migratorius
Bombycilla cedrorum
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