Excerpted from ?eet the Hummers?in ?opular Birding Series: Hummingbirds,?lt;/em> published by BirdChannel.com publisher I-5 Publishing LLC.
Selasphorus sasin, the genus name of the scarlet-throated Allen’s Hummingbird, means ?lame-bearing.?The female and immature hummingbirds of the two bird species are nearly impossible to distinguish. Allen’s Hummingbird, along with Anna’s Hummingbird, are the only two common nesting hummingbirds in Northern California’s gardens.
Allen’s Hummingbird Quick Facts
Genus and species: Selasphorus sasin
Migration: Allen’s Hummingbird moves north from Mexico up the Pacific coast in late winter. Nonmigratory populations live in Southern California.
Habitat: This wild bird nests primarily in California. Allen’s Hummingbird prefers brushy hillsides, canyons, parks, coastal gardens and mountain meadows.
Field marks: rufous-orange flanks, rump and tail; metallic-green mid-back and cap; flame-red throat; and relatively long bill
Voice: The Allen’s Hummingbird call is a high, hard chip ?yuk.?Males’ wings create a high, buzzy trill.
Nesting: Nests sit in trees up to 90 feet above ground, usually in dense shade. The female Allen’s Hummingbird lays two pure-white eggs, then incubates and feeds its chicks.
Feeding: Allen’s Hummingbird prefers red, tubular flowers, including Indian paintbrush, penstemon and California fuchsia.