Red-knobbed Imperial-pigeon vs African Collared-dove
Ducula rubricera ile kıyaslandığında Streptopelia roseogrisea
Side-by-Side Comparison
| Özellik | Red-knobbed Imperial-pigeon | African Collared-dove |
|---|---|---|
| Bilimsel Ad | Ducula rubricera | Streptopelia roseogrisea |
| Takım | Columbiformes | Columbiformes |
| Familya | Columbidae | Columbidae |
| Koruma Durumu | Least Concern | Least Concern |
| Uzunluk | — | — |
| Kanat Açıklığı | 47,8 cm (18.8 in) | 31,8 cm (12.5 in) |
| Ağırlık | 662,5 g (23.37 oz) | 152,33333333333334 g (5.37 oz) |
| Beslenme | -- | -- |
| Kuluçka Büyüklüğü | 1 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Red-knobbed 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.
Koruma Durumu
Red-knobbed Imperial-pigeon
African Collared-dove
How to Tell Them Apart
Red-knobbed 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
Red-knobbed Imperial-pigeon
Red-knobbed Imperial-pigeon (Ducula rubricera), 40 cm. Pale grey head with a diagnostic red knob at the bill base; dark green upperparts. Found in the Bismarck Archipelago and Solomon Islands. Inhabits lowland primary forest. Frugivore. Least Concern; hunting pressure on larger islands.
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.