Antillean Nighthawk vs Spot-tailed Nightjar
Chordeiles gundlachii comparado com Hydropsalis maculicaudus
Side-by-Side Comparison
| Atributo | Antillean Nighthawk | Spot-tailed Nightjar |
|---|---|---|
| Nome científico | Chordeiles gundlachii | Hydropsalis maculicaudus |
| Ordem | Caprimulgiformes | Caprimulgiformes |
| Família | Caprimulgidae | Caprimulgidae |
| Estado de conservação | Least Concern | Least Concern |
| Comprimento | — | — |
| Envergadura | 34,2 cm (13.5 in) | 25,8 cm (10.2 in) |
| Peso | 56,05 g (1.98 oz) | 32,125 g (1.13 oz) |
| Dieta | Catches flying insects in aerial sallies over Caribbean open country and coastal scrub at dusk. | Catches flying insects in nocturnal aerial pursuit over Central and South American grassland. |
| Tamanho da postura | 1-2 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
Habitats partilhados
Nenhum
Antillean Nighthawk only
Spot-tailed Nightjar only
Song & Call Comparison
Antillean Nighthawk
Distinctive 'kill-and-dee-dick' or 'killydee'; buzzy nasal call audible overhead; faster and shorter phrasing than Common Nighthawk; Caribbean accent clear
Spot-tailed Nightjar
Soft, rhythmic churring; gentle 'trrr-trrr' from humid grassland; calls low from ground; quieter than most nightjars; alarm a subtle 'chek'; small and inconspicuous
Geographic Range & Migration
Antillean Nighthawk
Breeds in the Caribbean (Bahamas, Cuba, Cayman Islands, Jamaica) and Florida Keys; partially migratory within the Caribbean region.
Spot-tailed Nightjar
Resident of open cerrado, scrub, and forest edge in interior South America from Venezuela and the Guianas south to Bolivia, Brazil, and Paraguay.
Estado de conservação
Antillean Nighthawk
Spot-tailed Nightjar
How to Tell Them Apart
Antillean Nighthawk
Brown and buff mottled above with dark brown streaking; white throat patch in male; barred buff-white underparts; white wing bar across primaries; white tail band in male; female has buff …
Spot-tailed Nightjar
Small; brown and buff mottled above; pale buff below with dark barring; white throat in male; distinctive white spots on rounded tail distinguishing it from similar Hydropsalis; buff throat in …
About These Birds
Antillean Nighthawk
A small Caprimulgidae nighthawk (~56 g) of open scrub, savannas, and coastal habitats in the Caribbean from Cuba and Hispaniola to Puerto Rico and the Virgin Islands. Very similar to the Common Nighthawk but separated by voice. Migratory; winters in South America. Aerial insectivore; Least Concern.
Spot-tailed Nightjar
O bacurau-de-rabo-maculado é um bacurau noturno de pequeno porte encontrado em campos e savanas da América do Sul tropical, com padrão maculado na cauda.