Chestnut-bellied Partridge vs Ahanta Spurfowl
Arborophila javanica в сравнении с Pternistis ahantensis
Side-by-Side Comparison
| Характеристика | Chestnut-bellied Partridge | Ahanta Spurfowl |
|---|---|---|
| Научное название | Arborophila javanica | Pternistis ahantensis |
| Отряд | Galliformes | Galliformes |
| Семейство | Phasianidae | Phasianidae |
| Охранный статус | Least Concern | Least Concern |
| Длина | — | — |
| Размах крыльев | 28,0 cm (11.0 in) | 34,6 cm (13.6 in) |
| Масса | 271,5 g (9.58 oz) | 547,5 g (19.31 oz) |
| Питание | Forages on Javan and Balinese montane forest floor for seeds, invertebrates, and small fruits. Scratches … | Feeds on seeds, invertebrates, and plant matter in West African lowland forest and thicket. |
| Размер кладки | 4 | 3-12 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Chestnut-bellied Partridge
Penetrating, flute-like 'wee-WU' whistle in Javan mountain forest; male calls at dawn from understorey. Alarm is rapid staccato 'kek-kek'. Pairs duet with slight overlapping of notes.
Ahanta Spurfowl
Loud, staccato 'krak-krak-KRAAK' from W African forest edge; slightly higher than larger spurfowl. Alarm is rapid explosive cackling. Pairs call in loose synchrony at dawn in secondary growth.
Geographic Range & Migration
Chestnut-bellied Partridge
Endemic to Java and Bali at 300-2,500 m. Found in dense montane forest and forest edges on volcanic mountains.
Ahanta Spurfowl
Resident of dense lowland and coastal forest in West Africa from Ghana to Cameroon; also found in Bioko Island.
Охранный статус
Chestnut-bellied Partridge
Ahanta Spurfowl
How to Tell Them Apart
Chestnut-bellied Partridge
Brown above; throat white bordered black; breast grey; belly and flanks rich chestnut contrasting with grey breast; bare red eye-ring; chestnut belly contrasting with pale breast is the key marking.
Ahanta Spurfowl
Dark brown above with pale buff shaft streaks; whitish below with dark brown streaking; red bill; red orbital skin; yellow legs. Sexes similar; closely resembles Double-spurred Spurfowl; West African forests.
About These Birds
Chestnut-bellied Partridge
A medium-sized partridge (~270 g) of family Phasianidae, with a rich chestnut belly and boldly patterned head. Endemic to the montane forests of Java at 800–3,000 m elevation. Inhabits primary and secondary highland forest. Forages on the forest floor for seeds, berries, and invertebrates. Least Concern; well represented in Java's mountain national parks despite the island's high human population density.
Ahanta Spurfowl
A medium Phasianidae spurfowl (~548 g) of lowland and secondary forest edges in West Africa from Ivory Coast to Nigeria. Dark brown streaked white; red orbital skin. Forages on the ground in pairs or small groups for seeds, berries, and invertebrates. Tolerates forest fragments; Least Concern.