|Genus||Species||subspecies||Breeding Range||Breeding Range 2||Non Breeding Range|
|Archilochus||alexandri||NA||w, sw||w Mexico|
b Female: Greenish above, whitish below. Cannot safely be told in field from female Costa’s or Ruby-throat.
Listen to the sound of Black-chinned Hummingbird
Copyright remark: Most sounds derived from xeno-canto
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|size min.:||6||cm||size max.:||7||cm|
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Breeds in many kinds of semi-open country in the lowlands, including streamsides, towns, brushy areas, open woods, oak groves in canyons. In the Southwest, avoids most open desert, but may be found along dense washes or desert rivers. After breeding, may
move to higher elevations in mountains.
Nest: Site is in tree or shrub (usually deciduous), typically 4-
8′ above ground, sometimes lower or higher (up to 30′). Placed on horizontal or sloping branch. Nest (built by female) is a deep cup of plant down and plant fibers, held together with spider webs, the outside camouflaged with dead leaves and other debris.
Eggs: 2, sometimes 1-3. White. Incubation is by female only, 13-16 days.
Young: Female feeds young by inserting her bill deep into their throats, then regurgitating food. Nest gradually stretches as young grow. Age of young at first flight about 20-21 days. Usually 1-
2 broods per year, sometimes 3. Female may begin building second nest while still feeding fledglings from the first.
Behavior: Feeds by hovering and inserting it
s bill in flowers to take nectar. Will also hover and perch at hummingbird feeders, and visits holes drilled in tree bark by sapsuckers to feed on sap. Flies out from a perch to take insects in the air or from foliage, and will take small spiders from the
Strictly migratory, arriving in spring and leaving in fall, virtually never remaining to winter in western United States. Almost all go to Mexico for winter. Very small numbers stray east in fall, and a few may winter near Gulf Coast.