Santa Marta Woodstar vs Allen's Hummingbird
Chaetocercus astreans comparado com Selasphorus sasin
Side-by-Side Comparison
| Atributo | Santa Marta Woodstar | Allen's Hummingbird |
|---|---|---|
| Nome científico | Chaetocercus astreans | Selasphorus sasin |
| Ordem | Caprimulgiformes | Caprimulgiformes |
| Família | Trochilidae | Trochilidae |
| Estado de conservação | Least Concern | Least Concern |
| Comprimento | — | — |
| Envergadura | 6,7 cm (2.6 in) | 8,1 cm (3.2 in) |
| Peso | 2,605 g (0.09 oz) | 3,1500000000000004 g (0.11 oz) |
| Dieta | Endemic to the Sierra Nevada de Santa Marta; feeds on highland floral nectar and supplements … | Feeds on nectar from coastal sage scrub and forest flowers in California. Supplements diet with … |
| Tamanho da postura | -- | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Santa Marta Woodstar
Rapid, mechanical clicking trill; quick even staccato notes in steady dry rhythm throughout active day.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
Santa Marta Woodstar
Endemic to the Sierra Nevada de Santa Marta, Colombia, at 1,200-3,000 m elevation. Found nowhere else in the world.
Allen's Hummingbird
Breeds along the Pacific coast from Oregon to southern California. Partial migrant; some Channel Islands populations resident year-round.
Estado de conservação
Santa Marta Woodstar
Allen's Hummingbird
How to Tell Them Apart
Santa Marta Woodstar
Bahama Woodstar (alt): tiny; males with glittering magenta-rose gorget; metallic green above; white underparts; females spotted below
Allen's Hummingbird
Fiery-throated Hummingbird (alt): males with brilliant multicolored gorget; metallic green above; females duller; pale buff below
About These Birds
Santa Marta Woodstar
Beija-flor-estrelado (Chaetocercus astreans), 6–7 cm. Minúsculo, com garganta gorget vermelho-cintilante no macho, partes superiores verdes-brilhantes. Endêmico de uma pequena região da Colômbia. Habita florestas úmidas de montanha. Poliniza flores tubulares enquanto voa em estação. Alimenta-se de néctar e pequenos insetos.
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.