Sword-billed Hummingbird vs Allen's Hummingbird
Ensifera ensifera verglichen mit Selasphorus sasin
Side-by-Side Comparison
| Merkmal | Sword-billed Hummingbird | Allen's Hummingbird |
|---|---|---|
| Wissenschaftlicher Name | Ensifera ensifera | Selasphorus sasin |
| Ordnung | Caprimulgiformes | Caprimulgiformes |
| Familie | Trochilidae | Trochilidae |
| Erhaltungsstatus | Least Concern | Least Concern |
| Länge | — | — |
| Flügelspannweite | 15,3 cm (6.0 in) | 8,1 cm (3.2 in) |
| Gewicht | 12,75 g (0.45 oz) | 3,1500000000000004 g (0.11 oz) |
| Ernährung | Nectarivore uniquely adapted to extremely long flowers of Passiflora and Datura. Supplements with small insects … | Feeds on nectar from coastal sage scrub and forest flowers in California. Supplements diet with … |
| Gelegegröße | -- | 2 |
| Population Trend | — | — |
Habitat Comparison
Gemeinsame Lebensräume
Sword-billed Hummingbird only
Allen's Hummingbird only
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Song & Call Comparison
Sword-billed Hummingbird
Thin, reedy whistle with plaintive character; soft nasal tone held briefly then gently fading in mist.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
Sword-billed Hummingbird
Found in Andean cloud forests from Venezuela south through Colombia, Ecuador, Peru, and Bolivia. 1,700–3,500 m.
Allen's Hummingbird
Breeds along the Pacific coast from Oregon to southern California. Partial migrant; some Channel Islands populations resident year-round.
Erhaltungsstatus
Sword-billed Hummingbird
Allen's Hummingbird
How to Tell Them Apart
Sword-billed Hummingbird
Olivaceous Thornbill: males with iridescent purple gorget; metallic olive-bronze above; white underparts; females green above; spots
Allen's Hummingbird
Fiery-throated Hummingbird (alt): males with brilliant multicolored gorget; metallic green above; females duller; pale buff below
About These Birds
Sword-billed Hummingbird
A remarkable hummingbird (14-15 cm body) with a bill as long as its body (8-10 cm), the longest bill relative to body size of any bird. Found in Andean cloud forests from Venezuela to Bolivia at 1,700-3,500 m. The extraordinarily long bill evolved to feed on deep tubular Passiflora flowers.
Allen's Hummingbird
A small hummingbird (8-9 cm) breeding along the Pacific coast from Oregon to southern California. Males have an orange-red throat and rufous flanks. Closely related to Rufous Hummingbird. Partial migrant; some populations resident on Channel Islands. Named after Thomas Allen.