Anna’s, Rufous and Calliope: Hummingbirds of the West
10,000 Birds
MAY 9, 2012
The least common species of hummingbird I see here is the Calliope Hummingbird ( Stellula calliope ). She is the latest of our local breeders, not nesting usually until mid-May. The female is the earliest breeder of all these species, arriving on breeding grounds shortly after the males in November.
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