White-throated Hummingbird vs Allen's Hummingbird
Leucochloris albicollis so với Selasphorus sasin
Side-by-Side Comparison
| Thuộc Tính | White-throated Hummingbird | Allen's Hummingbird |
|---|---|---|
| Tên Khoa Học | Leucochloris albicollis | Selasphorus sasin |
| Bộ | Caprimulgiformes | Caprimulgiformes |
| Họ | Trochilidae | Trochilidae |
| Tình Trạng Bảo Tồn | Least Concern | Least Concern |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 11,8 cm (4.6 in) | 8,1 cm (3.2 in) |
| Khối Lượng | 5,95 g (0.21 oz) | 3,1500000000000004 g (0.11 oz) |
| Chế Độ Ăn | Visits flowering trees and epiphytes for nectar; supplements diet with small arthropods including gnats, midges, … | Feeds on nectar from coastal sage scrub and forest flowers in California. Supplements diet with … |
| Số Trứng | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
White-throated Hummingbird
Melodic, ascending three-note phrase; clear flute-like tones rising smoothly in pleasant morning territorial song.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
White-throated Hummingbird
Found from eastern Brazil through Uruguay to Argentina and Paraguay. Resident in Atlantic Forest and cerrado edges.
Allen's Hummingbird
Breeds along the Pacific coast from Oregon to southern California. Partial migrant; some Channel Islands populations resident year-round.
Tình Trạng Bảo Tồn
White-throated Hummingbird
Allen's Hummingbird
About These Birds
White-throated Hummingbird
A medium-sized hummingbird (10-11 cm) found from eastern Brazil through Uruguay to Argentina and Paraguay. Green plumage with a clean white throat and breast. Nectarivore of Atlantic Forest edges, cerrado, and gardens. Common in southeastern South America.
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.