Manuel Becerril González:
Aythya valisineria/Pato Coacoxtle, macho/Canvasback, male.
Manuel Becerril González:
Aythya valisineria/Pato Coacoxtle, macho/Canvasback, male.
Manuel Becerril González:
Aythya americana/Pato de Cabeza Roja, macho/Redhead, male.
Manuel Becerril González:
Aythya americana/Pato de Cabeza Roja, macho/Redhead, male.
Manuel Becerril González:
Pyrocephalus rubinus/Mosquero Cardenal/Vermilion Flycatcher.
Manuel Becerril González:
Empidonax minimus/Mosquero Mínimo/Least Flycatcher.
Manuel Becerril González:
Diglossa baritula/Picaflor Canelo/Cinnamon-bellied Flowerpiercer.
Manuel Becerril González:
Mniotilta varia/Chipe Trepador/Black-and-white Warbler.
Manuel Becerril González:
Empidonax fulvifrons/Mosquero Pecho Leonado/Buff-breasted Flycatcher.
Manuel Becerril González:
Cyanocorax yncas/Chara Verde/Green Jay.
Manuel Becerril González:
Buteo brachyurus/Aguililla Colacorta/Short-tailed Hawk.
Manuel Becerril González:
Vireo hypochryseus/Vireo Dorado/Golden Vireo.
Manuel Becerril González:
Pachyramphus aglaiae/Cabezón Degollado/Rose-Throated Becard.
Manuel Becerril González:
Melozone kieneri/Rascador Coronirrufo/Rusty-Crowned Ground-Sparrow.
Manuel Becerril González:
Myiodynastes luteiventris/Papamoscas Vientre-Amarillo/Sulphure-bellied Flycatcher.
Manuel Becerril González:
Crotophaga sulcirostris/Garrapatero Pijuy/Groove-billed Ani.
Manuel Becerril González:
Volatinia jacarina/Semillero Brincador, macho/Blue-black Grassquit, male.
Manuel Becerril González:
Icterus wagleri/Bolsero de Wagler, macho/Black-vented Oriole, male.
Manuel Becerril González:
Peucaea humeralis/Zacatonero Pechinegro/Black-chested Sparrow.
Manuel Becerril González:
Basileuterus rufifrons/Chipe Gorra Canela/Rufous-capped Warbler.
Manuel Becerril González:
Melozone kieneri/Rascadorcito Coronirrufo/Rusty-crowned Ground Sparrow.
Manuel Becerril González:
Melozone kieneri/Rascadorcito Coronirrufo/Rusty-crowned Ground Sparrow.
Manuel Becerril González:
Catharus aurantiirostris/Zorzal Pico Naranja/Orange-billed Nightingale-Thrush.
Manuel Becerril González:
Catharus aurantiirostris/Zorzal Pico Naranja/Orange-billed Nightingale-Thrush.
Manuel Becerril González:
Oreothlypis superciliosa/Chipe Cejas Blancas/Crescent-chested Warbler.
Manuel Becerril González:
Basileuterus rufifrons/Chipe Gorra Canela/Rufous-capped Warbler.
Manuel Becerril González:
Empidonax occidentalis/Mosquero Barranqueño/Coordilleran Flycatcher.
Manuel Becerril González:
Streptoprocne semicollaris/Vencejo Nuca Blanca Mexicano/White-naped Swift.
Manuel Becerril González:
Streptoprocne semicollaris/Vencejo Nuca Blanca Mexicano/White-naped Swift.
Manuel Becerril González:
Streptoprocne semicollaris/Vencejo Nuca Blanca Mexicano/White-naped Swift.
