About Icterus auratus Bonaparte, 1850
Field identification: The orange oriole (Icterus auratus Bonaparte, 1850) measures around 19–21 cm (7.5–8.3 in) in length, and has no recognized subspecies. Its overall coloration falls into the orange and black range. Males have a black patch between the eye and bill, and a medium-width stripe across the upper breast. The head and body of this species are orange. The lesser wing coverts are orange, while the medium and greater wing coverts are white. Females are duller than males, with duller coloration across the head and underparts, green mantles, and an orange-yellow overall wash. Habitat: Orange orioles are non-migratory residents found only in the lowlands of Mexico. They inhabit forests, woodlands, and abandoned farmland. Plumage color variation in this species is linked to differences in diet across their different habitats.
