Whiskered Treeswift vs Crested Treeswift
Hemiprocne comata comparado con Hemiprocne coronata
Side-by-Side Comparison
| Atributo | Whiskered Treeswift | Crested Treeswift |
|---|---|---|
| Nombre científico | Hemiprocne comata | Hemiprocne coronata |
| Orden | Caprimulgiformes | Caprimulgiformes |
| Familia | Hemiprocnidae | Hemiprocnidae |
| Estado de conservación | Least Concern | Least Concern |
| Longitud | — | — |
| Envergadura | 25,8 cm (10.2 in) | 30,4 cm (12.0 in) |
| Peso | 21,05 g (0.74 oz) | 27,400000000000002 g (0.97 oz) |
| Dieta | Aerial insectivore launching from a treetop perch to hawk flies, beetles, and small flying insects; … | Aerial insectivore making sallying flights from an exposed perch to capture flying insects; returns to … |
| Tamaño de la puesta | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Whiskered Treeswift
Sharp, high-pitched 'kik-kik'; thin metallic calls; smaller size produces higher, thinner calls than other treeswifts; calls from Borneo canopy; rapid repetition when alarmed
Crested Treeswift
Loud, shrill 'kik-kik-ki-ki'; sharp metallic screech; calls from high perch in South Asian forest; alarm a rapid screeching series; contact a thin high-pitched whistle
Geographic Range & Migration
Whiskered Treeswift
Found from the Thai-Malay Peninsula south through Sumatra, Borneo, and the Philippines. Resident in lowland and hill forest up to 1,000 m.
Crested Treeswift
Found across the Indian subcontinent and Southeast Asia from India east to Indochina. Resident in open deciduous forest and edge up to 1,500 m.
Estado de conservación
Whiskered Treeswift
Crested Treeswift
How to Tell Them Apart
Whiskered Treeswift
Tiny treeswift; males glossy blue-black above; bold white supercilium and white postocular stripe resemble whiskers; chestnut ear patch; underparts white; females similar minus chestnut; smallest treeswift with striking facial contrast.
Crested Treeswift
Males grey above with blue-grey gloss; long erectile blue-grey crest; chestnut ear patch; white supercilium; underparts white with grey flanks; females similar but lack chestnut ear patch; elegant arboreal treeswift.
About These Birds
Whiskered Treeswift
El trepacolas golondrina de cola larga es un ave insectívora de los bosques del sudeste asiático. Tiene una cola profundamente bifurcada y largas alas para un vuelo ágil. Plumaje principalmente gris con marcas blancas y castañas. Anida en ramas de árboles con un nido diminuto. Captura insectos en vuelo sobre el dosel del bosque y los bordes. La pérdida de bosques es una amenaza para esta especie.
Crested Treeswift
El trepacolas de corona gris es un ave del sudeste de Asia con una corona gris característica, partes superiores verdes y cola bifurcada. Anida en ramas de árboles con un pequeño nido de saliva. Captura insectos al vuelo sobre los doseles forestales. Habita en bosques, bordes y zonas arboladas desde la India hasta el sudeste de Asia. A menudo se observa posado en ramas expuestas entre capturas de insectos.