Archilochus Colubris -

Their specialized wing anatomy allows them to rotate their wings nearly 180 degrees, enabling them to fly forward, backward, and hover in place. Migration and Distribution Fracture Hunting in Ruby-Throated Hummingbirds ... - PMC

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. archilochus colubris

Distinguished by a brilliant, ruby-red iridescent throat (gorget) that can appear black in certain lighting. Their specialized wing anatomy allows them to rotate

Lack the red throat, possessing instead a whitish throat and underparts. enabling them to fly forward

The ( Archilochus colubris ) is a remarkable avian species, known for being the only hummingbird that regularly breeds in eastern North America. Physical Characteristics