African Collared-dove vs Sao Tome Green-pigeon
Streptopelia roseogrisea 对比 Treron sanctithomae
Side-by-Side Comparison
| 属性 | African Collared-dove | Sao Tome Green-pigeon |
|---|---|---|
| 学名 | Streptopelia roseogrisea | Treron sanctithomae |
| 目 | Columbiformes | Columbiformes |
| 科 | Columbidae | Columbidae |
| 保护状况 | Least Concern | Endangered |
| 体长 | — | — |
| 翼展 | 31.8 cm (12.5 in) | 34.1 cm (13.4 in) |
| 体重 | 152.33333333333334 g (5.37 oz) | 205.0 g (7.23 oz) |
| 食性 | -- | -- |
| 产卵数 | 1-2 | 1 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
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.
Sao Tome Green-pigeon
保护状况
African Collared-dove
Sao Tome Green-pigeon
How to Tell Them Apart
African Collared-dove
Ruddy Cuckoo-dove: rich rufous-brown above; plain buff below; long red-brown tail; red orbital ring; Southeast Asian species
Sao Tome Green-pigeon
About These Birds
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.
Sao Tome Green-pigeon
Sao Tome Green-pigeon (Treron sanctithomae), 27 cm. Endemic to São Tomé Island, Gulf of Guinea. Green overall with a yellow forehead and pale grey underparts. Occupies primary and secondary forest up to 1,400 m. Frugivore taking figs and forest fruits. Vulnerable; threatened by habitat loss on this small oceanic island.