Indigo-capped Hummingbird vs Allen's Hummingbird
Amazilia cyanifrons compared with Selasphorus sasin
Side-by-Side Comparison
| Attribute | Indigo-capped Hummingbird | Allen's Hummingbird |
|---|---|---|
| Scientific Name | Amazilia cyanifrons | Selasphorus sasin |
| Order | Caprimulgiformes | Caprimulgiformes |
| Family | Trochilidae | Trochilidae |
| Conservation Status | Least Concern | Least Concern |
| Length | — | — |
| Wingspan | 11.2 cm (4.4 in) | 8.1 cm (3.2 in) |
| Weight | 5.0 g (0.18 oz) | 3.1500000000000004 g (0.11 oz) |
| Diet | Nectarivore of Colombian Andes foothills; visits diverse lowland blossoms and supplements with small arthropods. | Feeds on nectar from coastal sage scrub and forest flowers in California. Supplements diet with … |
| Clutch Size | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Indigo-capped Hummingbird
Buzzy, sustained monotone trill; continuous low vibration with minimal variation across delivery period.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
Indigo-capped Hummingbird
Found in humid forests of Colombia at 500-1,800 m elevation. A Colombian near-endemic of Andean foothills.
Allen's Hummingbird
Breeds along the Pacific coast from Oregon to southern California. Partial migrant; some Channel Islands populations resident year-round.
Conservation Status
Indigo-capped Hummingbird
Allen's Hummingbird
About These Birds
Indigo-capped Hummingbird
A medium-sized hummingbird (9-10 cm) found in humid forests of Colombia at 500-1,800 m. Males have an iridescent indigo-blue crown cap. Green body. Nectarivore of forest edges and gardens. A Colombian near-endemic.
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.