Adult Male Crown: metallic dark green. Throat: metallic ruby-red. Back: metallic green or bronze-green. Wings: near-black. Breast and belly: usually brownish-.
The ruby-throated hummingbird (Archilochus colubris) is a species of hummingbird that The adult male has a gorget (throat patch) of iridescent ruby red bordered narrowly with velvety black on the upper margin and a forked black tail with a.
Adult Description. Small bird; large hummingbird. Dull plumage overall, except for adult male's blue throat. Green above, with gray underparts. White stripes on.
Females are up to 25% larger in size than males, and their bills tends to be a little longer as well. Immature Male Ruby-throated - molting into adult plumage.
Adult Ruby-throated Hummingbirds, Archilochus colubris, are sexually dimorphic; i.e., the adult male and adult female are different in external appearance.