This species is exceptionally small, measuring approximately 7–9 cm in length with a wingspan of about 10 cm. Adults typically weigh between 2 and 6 grams. Coloration: Both sexes feature iridescent green upperparts.
The ( Archilochus colubris ) is a remarkable avian species, known for being the only hummingbird that regularly breeds in eastern North America. Physical Characteristics archilochus colubris
Lack the red throat, possessing instead a whitish throat and underparts. This species is exceptionally small