Ferruginous Partridge vs Chestnut-naped Spurfowl
Caloperdix oculeus в сравнении с Pternistis castaneicollis
Side-by-Side Comparison
| Характеристика | Ferruginous Partridge | Chestnut-naped Spurfowl |
|---|---|---|
| Научное название | Caloperdix oculeus | Pternistis castaneicollis |
| Отряд | Galliformes | Galliformes |
| Семейство | Phasianidae | Phasianidae |
| Охранный статус | Near Threatened | Least Concern |
| Длина | — | — |
| Размах крыльев | 28,3 cm (11.1 in) | 39,1 cm (15.4 in) |
| Масса | 210,5 g (7.43 oz) | 828,75 g (29.23 oz) |
| Питание | Eats seeds, invertebrates, and small fruits on floor of Southeast Asian lowland and hill forests. … | Feeds on seeds, invertebrates, and plant material in Ethiopian and Eritrean highland forest and scrub. |
| Размер кладки | 8-10 | 5-6 |
| Population Trend | — | — |
Habitat Comparison
Общие среды обитания
Ferruginous Partridge only
Нет
Chestnut-naped Spurfowl only
Song & Call Comparison
Ferruginous Partridge
Sharp, staccato 'krik-krik-krik' calls from lowland rainforest; often given in duet. Alarm is a loud, rapid chattering rattle; contact notes between pairs soft and clucking.
Chestnut-naped Spurfowl
Loud, harsh 'KRAAK-krak-krak' calls from Ethiopian highland forest; one of larger spurfowl with deep resonant calls. Alarm is explosive cackle. Pairs call in duet at dawn from forest edge and …
Geographic Range & Migration
Ferruginous Partridge
Resident in lowland rainforest of the Thai-Malay Peninsula, Sumatra, and Borneo. Found in flat or gently sloping lowland forest.
Chestnut-naped Spurfowl
Resident of highland scrub, montane grassland, and moorland in Ethiopia and Eritrea, at 1,800–3,700 m.
Охранный статус
Ferruginous Partridge
Chestnut-naped Spurfowl
How to Tell Them Apart
Ferruginous Partridge
Rich ferruginous (deep rusty-orange) overall; upperparts black-and-rufous barred; flanks black boldly spotted white; bare red facial skin; underparts rufous-orange; one of the most vividly coloured Southeast Asian partridges.
Chestnut-naped Spurfowl
Brown above with pale buff streaks; white below with dark streaking; distinctive chestnut-rufous nape and hindneck contrasting with brown mantle; red facial skin; red legs. Sexes similar; Ethiopian highlands.
About These Birds
Ferruginous Partridge
A small partridge (~210 g) of family Phasianidae, with rich ferruginous (rust-red) plumage and spotted black-and-white markings. Inhabits lowland and foothill rainforests in Malaysia, Sumatra, and Borneo. Secretive, foraging on the forest floor for seeds and invertebrates. Near Threatened; associated with primary and tall secondary forest, declining with ongoing logging and land conversion.
Chestnut-naped Spurfowl
A large Phasianidae spurfowl (~829 g) of highland scrub, forest edges, and cultivated land in Ethiopia, Eritrea, and northern Somalia. Chestnut nape and neck contrast with streaked grey-brown body. Territorial pairs or small groups forage on seeds, roots, and invertebrates. Least Concern in its highland range.