White-naped Swift
Streptoprocne semicollaris
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<birdfyi-bird slug="streptoprocne-semicollaris"></birdfyi-bird>The White-naped Swift (Streptoprocne semicollaris) is a bird species in the family Apodidae (swifts), within the order Caprimulgiformes (nightjars & swifts). Recorded measurements include a wingspan of 44.4 cm and a weight of 175 g. The IUCN Red List classifies it as Least Concern.
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About
A large swift (20-22 cm) endemic to Mexico, found in montane regions from Nayarit to Guerrero. Dark plumage with a white half-collar on the nape. Aerial insectivore, foraging over pine-oak forests and barrancas. Nests in large cave colonies. Near Threatened due to limited range.
Physical Description
| Measurement | Value | Imperial |
|---|---|---|
| Wingspan | 44.4 cm | 17.5 in |
| Weight | 175.0 g | 6.17 oz |
Identification
Plumage
Very large; entirely black with white patch restricted to nape only, not forming a full collar; large square tail; Mexican endemic and the largest swift in Middle America; white nape spot diagnostic among regional swifts.
Habitat & Range
Geographic Range
Endemic to Mexico from Nayarit south to Oaxaca. Found in montane forest and canyons at 1,000–3,000 m. Nests behind waterfalls.
Diet & Feeding
Exclusively aerial insectivore catching small flying insects and spiders drifting in aerial plankton at altitude.
Conservation Status
Behavior & Breeding
Nesting
Nest type: SC.
Clutch Size
2
Sound
Song
Very loud screaming trill; deep, powerful 'shreee' from Mexico's largest swift; calls over cliffs and canyons; impressive volume; deeper than White-collared Swift
Taxonomy
| Kingdom | Animalia |
| Phylum | Chordata |
| Class | Aves |
| Order | Caprimulgiformes (Nightjars & Swifts) |
| Family | Apodidae (Swifts) |
| Genus | Streptoprocne |
| Species | Streptoprocne semicollaris |
Distribution
White-naped Swift has been recorded in 1 countries.
countries highlighted
External Databases
Frequently Asked Questions
What does the White-naped Swift eat?
Where does the White-naped Swift live?
Is the White-naped Swift endangered?
How does the White-naped Swift nest?
What does the White-naped Swift sound like?
How big is the White-naped Swift?
What order and family does the White-naped Swift belong to?
Similar Birds
Other species in the Apodidae family