Narrow-tailed Emerald
Chlorostilbon stenurus
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<birdfyi-bird slug="chlorostilbon-stenurus"></birdfyi-bird>The Narrow-tailed Emerald (Chlorostilbon stenurus) is a bird species in the family Trochilidae (hummingbirds), within the order Caprimulgiformes (nightjars & swifts). Recorded measurements include a wingspan of 8.4 cm and a weight of 3.4 g. The IUCN Red List classifies it as Least Concern.
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About
A small hummingbird (8-9 cm) found in Andean highlands from Venezuela to Peru at 800-2,500 m. Green plumage with a narrow, slightly forked tail. Nectarivore of forest edges and gardens. Named for its distinctively narrow tail feathers.
Physical Description
| Measurement | Value | Imperial |
|---|---|---|
| Wingspan | 8.4 cm | 3.3 in |
| Weight | 3.4000000000000004 g | 0.12 oz |
Habitat & Range
Geographic Range
Found in Andean highlands from Venezuela to Peru at 800-2,500 m elevation. Resident in montane forest edges.
Diet & Feeding
Feeds on floral nectar at forest edges in northwestern South America. Supplements diet with small insects and spiders.
Conservation Status
Behavior & Breeding
Nesting
Nest type: CP. Incubation: 15-16 days. Fledging: 20 days.
Clutch Size
2
Sound
Song
Melodic, two-note ascending whistle; pure tones stepping upward clearly, given repeatedly near territory boundary.
Taxonomy
| Kingdom | Animalia |
| Phylum | Chordata |
| Class | Aves |
| Order | Caprimulgiformes (Nightjars & Swifts) |
| Family | Trochilidae (Hummingbirds) |
| Genus | Chlorostilbon |
| Species | Chlorostilbon stenurus |
Distribution
Narrow-tailed Emerald has been recorded in 3 countries.
countries highlighted
External Databases
Frequently Asked Questions
What does the Narrow-tailed Emerald eat?
Where does the Narrow-tailed Emerald live?
Is the Narrow-tailed Emerald endangered?
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What does the Narrow-tailed Emerald sound like?
How big is the Narrow-tailed Emerald?
What order and family does the Narrow-tailed Emerald belong to?
Similar Birds
Other species in the Trochilidae family