Costa's Hummingbird, Calypte costae.

Costa's Hummingbird can range from Alaska to Texas, but is mostly a Southern California, Arizona, Las Vegas and Baja type of bird. It appears like, Costa hummingbirds will work the flowers all day, while Anna rests in the heat. In California, Costa Hummingbirds start in the desert areas in early winter and work to the coast, sometimes up to 5000 foot in mountains, they hang around the coastal areas, then move back to the desert. Some Migrate down into Mexico. Brood is usually two eggs, one brood per season, incubation 15-18 days, young birds fly at about 20-23 days after first laid as egg.