- Iridescent bronze-green back, a pale gray chest and belly, and green flanks
- Adult males have a metallic green back, dark red head and throat, and a grayish colored breast
- Adult females have a green back, grayish breast, white throat with some red spots, and white tips on outer tail feathers
- Common in southern Arizona ... year-round residents
- Can be found in a wide variety of habitats, including open woods, shrubs, gardens, parks, streamside groves, chaparral, and open oak woodland areas
- Anna's hummingbirds are the only hummingbird to remain throughout southern Arizona in winter