Blue Eared-pheasant vs Ahanta Spurfowl
Crossoptilon auritum 比較対象 Pternistis ahantensis
Side-by-Side Comparison
| 属性 | Blue Eared-pheasant | Ahanta Spurfowl |
|---|---|---|
| 学名 | Crossoptilon auritum | Pternistis ahantensis |
| 目 | Galliformes | Galliformes |
| 科 | Phasianidae | Phasianidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 59.1 cm (23.3 in) | 34.6 cm (13.6 in) |
| 体重 | 1785.0 g (62.96 oz) | 547.5 g (19.31 oz) |
| 食性 | Omnivorous; digs for tubers, roots, and invertebrates; eats seeds, berries, and shoots in montane forests … | Feeds on seeds, invertebrates, and plant matter in West African lowland forest and thicket. |
| 一腹卵数 | 6-12 | 3-12 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Blue Eared-pheasant
Loud, resonant 'gaa-gaa-GAAK' calls with slight bugling quality; Sichuan-Qinghai mountain species. Flock communication noisy. Alarm is loud explosive barking; white ear tufts raised during calling.
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
Blue Eared-pheasant
Resident of forest, scrub, and alpine meadow in central and eastern China (Qinghai, Gansu, Sichuan, Shaanxi), at 2,000–4,000 m.
Ahanta Spurfowl
Resident of dense lowland and coastal forest in West Africa from Ghana to Cameroon; also found in Bioko Island.
保全状況
Blue Eared-pheasant
Ahanta Spurfowl
How to Tell Them Apart
Blue Eared-pheasant
Predominantly blue-grey with darker blue primaries; black crown; long white ear tufts; graduated tail with white bases and dark-tipped glossy black outer feathers; red facial skin. Sexes alike.
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
Blue Eared-pheasant
A large Phasianidae pheasant (~1.79 kg) of high coniferous and mixed forests in central China. Slate-blue plumage contrasts with crimson legs and long, drooping white ear tufts. Gregarious; flocks excavate roots and bulbs. Adapts to high elevations up to 4,000 m in summer. Least Concern.
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.