These are birds of high tropical mountains, and are rare breeders
in the US.
Average weight: male 3.6 g, female 3.2 g.
Adult male: Emerald green back and breast, purple crown, iridescent
blue-green chin, prominent white ear stripe, red bill with black
Adult female: Green back and crown, white breast and sides with
green streaks, prominent white ear stripe, red bill with black tip.
Observed in Arizona, Florida, Michigan, Mississippi, New Mexico, and Texas. Winters
in mountains of Mexico.
For more information, see the USGS species