Sao Tome Olive-pigeon vs Adamawa Turtle-dove
Columba thomensis в сравнении с Streptopelia hypopyrrha
Side-by-Side Comparison
| Характеристика | Sao Tome Olive-pigeon | Adamawa Turtle-dove |
|---|---|---|
| Научное название | Columba thomensis | Streptopelia hypopyrrha |
| Отряд | Columbiformes | Columbiformes |
| Семейство | Columbidae | Columbidae |
| Охранный статус | Endangered | Least Concern |
| Длина | — | — |
| Размах крыльев | 46,7 cm (18.4 in) | 34,6 cm (13.6 in) |
| Масса | 466,6666666666667 g (16.46 oz) | 161,0 g (5.68 oz) |
| Питание | -- | -- |
| Размер кладки | -- | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Sao Tome Olive-pigeon
Deep, resonant cooing; rich notes with carrying quality through dense South Asian forest habitat. Vocalization pattern typical of this species in its native habitat.
Adamawa Turtle-dove
Soft, gentle cooing with laughing quality; pleasant notes carrying through African dry woodland. Vocalization pattern typical of this species in its native habitat.
Охранный статус
Sao Tome Olive-pigeon
Adamawa Turtle-dove
How to Tell Them Apart
Sao Tome Olive-pigeon
Sao Tome Olive-pigeon: large; dark olive-gray; yellow bill and eye-ring; iridescent neck; Sao Tome island endemic; critically large
Adamawa Turtle-dove
About These Birds
Sao Tome Olive-pigeon
Sao Tome Olive-pigeon (Columba thomensis) — 40–45 cm. Large; dark purplish-grey; yellow orbital skin; spotted wing coverts. Endemic to São Tomé Island in dense forest. Frugivore. Vulnerable due to ongoing deforestation of São Tomé's lowland forest.
Adamawa Turtle-dove
Medium dove, 27–30 cm, with warm rufous-brown upperparts, a black neck collar, and a deep orange-red breast. Endemic to the highland plateaus and montane grasslands of northern Nigeria and Cameroon. Granivore of grass seeds and cultivated grains. Poorly studied and localised range. Least Concern.