Polynesian Imperial-pigeon vs African Collared-dove
Ducula aurorae comparado com Streptopelia roseogrisea
Side-by-Side Comparison
| Atributo | Polynesian Imperial-pigeon | African Collared-dove |
|---|---|---|
| Nome científico | Ducula aurorae | Streptopelia roseogrisea |
| Ordem | Columbiformes | Columbiformes |
| Família | Columbidae | Columbidae |
| Estado de conservação | Endangered | Least Concern |
| Comprimento | — | — |
| Envergadura | 46,8 cm (18.4 in) | 31,8 cm (12.5 in) |
| Peso | 507,2 g (17.89 oz) | 152,33333333333334 g (5.37 oz) |
| Dieta | -- | -- |
| Tamanho da postura | -- | 1-2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Polynesian Imperial-pigeon
African Collared-dove
Soft, gentle cooing; pure warm notes through dense forest in Timor region. Vocalization pattern typical of this species in its native habitat.
Estado de conservação
Polynesian Imperial-pigeon
African Collared-dove
How to Tell Them Apart
Polynesian Imperial-pigeon
African Collared-dove
Ruddy Cuckoo-dove: rich rufous-brown above; plain buff below; long red-brown tail; red orbital ring; Southeast Asian species
About These Birds
Polynesian Imperial-pigeon
Polynesian Imperial-pigeon (Ducula aurorae), 43 cm. Pale grey-white head and underparts; dark metallic green upperparts. Endemic to the Society Islands (Tahiti, Maupiti) of French Polynesia. Inhabits montane and lowland forest. Endangered; heavy hunting and introduced predators have caused steep decline.
African Collared-dove
Small dove, 26–29 cm, pale pinkish-grey with a black hindneck collar and white tail corners. Native to arid zones of sub-Saharan Africa from Senegal to Somalia and south to Tanzania. The ancestor of the domesticated Barbary Dove (ring-necked dove). Granivore of grass seeds and small grains in dry savanna, farmland, and desert edge. Least Concern.