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The male Anna's hummingbird is the only North American hummingbird species with a red crown. [7] [8] Females and juvenile males have a dull green crown, a grey throat with or without some red iridescence, a grey chest and belly, and a dark, rounded tail with white tips on the outer feathers. [8]
Ruby-throated hummingbird. Order: Apodiformes Family: Trochilidae. Hummingbirds are small birds capable of hovering in mid-air due to the rapid flapping of their wings. They are the only birds that can fly backward
The ruby-throated hummingbird can only shuffle to move along a branch, although it can scratch-preen with its feet. [10] [14] The species is sexually dimorphic. [15] 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 faint violet sheen. The ...
Giant hummingbird: Patagona gigas (Vieillot, 1824) 196 Violet-chested hummingbird: Sternoclyta cyanopectus (Gould, 1846) 197 Scissor-tailed hummingbird: Hylonympha macrocerca Gould, 1873: 198 Rivoli's hummingbird: Eugenes fulgens (Swainson, 1827) 199 Talamanca hummingbird: Eugenes spectabilis (Lawrence, 1867) 200 Fiery-throated hummingbird
Both sexes have a medium length black bill and a white spot behind the eye. Adult males have an iridescent emerald green forehead and crown, a green nape, and a golden bronze back and rump. The chin is blackish, the gorget shining ruby red, the breast iridescent emerald green, and the belly dark gray with green speckles. The central tail ...
Hummingbird females build a nest resembling a small cup about 1.5 inches (3.8 cm) in diameter, commonly attached to a tree branch using spider webs, lichens, moss, and loose strings of plant fibers (image). [14] [15] Typically, two pea-shaped white eggs (image) – the smallest of any bird – are incubated over 2–3 weeks in breeding season.
The fiery-throated hummingbird feeds on nectar taken from a variety of small flowers, including those of epiphytic Ericaceae, bromeliads, shrubs, and small trees. At flowers too deep for its bill it will take nectar from holes made by itself, bumblebees, and flowerpiercers. The species is aggressive and dominant over most other hummingbirds.
Rivoli's hummingbird is migratory in part of its range. It is a year-round resident from north-central Mexico south to northern Nicaragua. It nests but does not overwinter in southeastern Arizona, possibly in southwestern New Mexico, and the Mexican states of Chihuahua, Sonora, and possibly others.