White-tailed Goldenthroat
Polytmus guainumbi
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<birdfyi-bird slug="polytmus-guainumbi"></birdfyi-bird>关于
A medium-sized hummingbird (11-12 cm) with golden-green throat and breast, found in open savannas and cerrado from Venezuela to Brazil, Bolivia, and Argentina. Long, slightly curved bill. Nectarivore of open country flowers. Named for its glittering golden throat plumage.
Physical Description
| Measurement | Value | Imperial |
|---|---|---|
| 翼展 | 11.8 cm | 4.6 in |
| 体重 | 4.7 g | 0.17 oz |
识别
羽毛
Blue-headed Sapphire: metallic blue head and throat; bronzy-green body; white underparts with buff flanks; females paler with spotted throat
Habitat & Range
分布范围
Widespread in open habitats, savannas, and forest edges across Trinidad and Venezuela south through Brazil to Bolivia and Argentina. 0–900 m.
Diet & Feeding
Nectarivore of grassland and savanna flowers, particularly Heliconia and grasses. Catches small insects near water margins.
保护状况
行为与繁殖
筑巢
Nest type: CP. Incubation: 14-15 days. Fledging: 20-22 days.
产卵数
2
声音
鸣唱
Sharp, crackling chatter with percussive quality; rapid dry notes delivered emphatically near territorial boundary.
分类学
| Kingdom | Animalia |
| Phylum | Chordata |
| Class | Aves |
| 目 | Caprimulgiformes (Nightjars & Swifts) |
| 科 | Trochilidae (Hummingbirds) |
| Genus | Polytmus |
| 物种 | Polytmus guainumbi |
Distribution
White-tailed Goldenthroat has been recorded in 3 countries.
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External Databases
常见问题
What does the White-tailed Goldenthroat eat?
Where does the White-tailed Goldenthroat live?
Is the White-tailed Goldenthroat endangered?
How does the White-tailed Goldenthroat nest?
What does the White-tailed Goldenthroat sound like?
How big is the White-tailed Goldenthroat?
What order and family does the White-tailed Goldenthroat belong to?
Similar Birds
Other species in the Trochilidae family