Turquoise-crowned Hummingbird vs Allen's Hummingbird
Cynanthus doubledayi compared with Selasphorus sasin
Side-by-Side Comparison
| Attribute | Turquoise-crowned Hummingbird | Allen's Hummingbird |
|---|---|---|
| Scientific Name | Cynanthus doubledayi | Selasphorus sasin |
| Order | Caprimulgiformes | Caprimulgiformes |
| Family | Trochilidae | Trochilidae |
| Conservation Status | Least Concern | Least Concern |
| Length | — | — |
| Wingspan | 10.0 cm (3.9 in) | 8.1 cm (3.2 in) |
| Weight | 3.075 g (0.11 oz) | 3.1500000000000004 g (0.11 oz) |
| Diet | Feeds on nectar from flowering shrubs and epiphytes. Catches small insects and spiders to meet … | 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
Turquoise-crowned Hummingbird
Rapid, light twittering cascade; bright airy notes tumbling quickly in animated sequence during display.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
Turquoise-crowned Hummingbird
Endemic to the Pacific slope of southern Mexico from Guerrero to Oaxaca. Resident in tropical deciduous forest.
Allen's Hummingbird
Breeds along the Pacific coast from Oregon to southern California. Partial migrant; some Channel Islands populations resident year-round.
Conservation Status
Turquoise-crowned Hummingbird
Allen's Hummingbird
About These Birds
Turquoise-crowned Hummingbird
A medium-sized hummingbird (9-10 cm) endemic to the Pacific slope of southern Mexico from Guerrero to Oaxaca. Males have a turquoise-blue crown and green body. Nectarivore of tropical deciduous forest. A Mexican endemic with limited range.
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.