![]() ![]() Breast: The breast is bright white and unmarked. Depending on the light, the throat may have an orange-red hue. In shadows or poor light, however, the entire throat may seem dark or dull. Rare (mainly October–March) in Southeast casual in Northeast (fall). Throat: The male ruby-throated hummingbird has a bright red throat, or gorget, with sparkling iridescence when seen in bright light. Migration: mainly March–May, August–September. Breeding: common in riparian woodlands, foothills. Western North America to northwest Mexico. Indistinguishable from ruby-throated but distinctive male wing-buzz in flight louder (and lower pitched than Selasphorus). ![]() Anna’s call is a smacking chip, Costa’s is a high, tinny tik, both distinct from black-chinned. Female/immature Costa’s slightly smaller face often plainer wing tips often fall beyond tail tip at rest (shorter than tip on black-chinned). Female/immature Anna’s slightly larger underparts more mottled, including undertail coverts (mostly whitish on black-chinned) throat often with rose-red spots wags tail infrequently. Tends to pump its tail more than other hummingbirds. Female has whitish underparts with almost no buffy tones (perhaps a very light wash on flanks). Male distinctive with purple-and-black throat. The black-chinned is often confused with Anna’s and Costa’s, which are chunkier and proportionately bigger headed, shorter billed, and shorter tailed lack the narrow inner primaries of Archilochus and molt wings in summer. Small hummingbird found in a variety of woodland and brushy habitats. Immature male: Throat usually has black-violet spots. Adult female: black-violet spots rare on throat. Adult male: black throat with violet-blue lower band. Age/sex differences as ruby-throated except as noted. Length 3.3–3.8" bill 16–22 mm.īest marks for all ages are narrow inner primaries and blunt primaries. The western counterpart of the ruby-throated, the black-chinned regularly pumps its tail.
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