Costa's Hummingbird Calypte costae
Uncommon resident within the county, but moving to different areas throughout the year. Uncommon in Desert region from September through May, then move to Lowlands region where Uncommon from May through July. Rare in summer, June through July in Mountains region. Rare in winter, August through March, in Coastal region.
Habitat: Follow flowering plants in desert, sage scrub, and chaparral at different times of year.
Best locations: Borrego Springs: Borrego Palm Canyon, Anza-Borrego Desert SP Visitor Center, Roadrunner Club; Agua Caliente County Park, San Diego Zoo Safari Park, Mission Trails Park.