Bulwer's Pheasant vs Crested Partridge
Lophura bulweri в сравнении с Rollulus rouloul
Side-by-Side Comparison
| Характеристика | Bulwer's Pheasant | Crested Partridge |
|---|---|---|
| Научное название | Lophura bulweri | Rollulus rouloul |
| Отряд | Galliformes | Galliformes |
| Семейство | Phasianidae | Phasianidae |
| Охранный статус | Vulnerable | Vulnerable |
| Длина | — | — |
| Размах крыльев | 49,4 cm (19.4 in) | 27,2 cm (10.7 in) |
| Масса | 1297,5 g (45.77 oz) | 250,5 g (8.84 oz) |
| Питание | Ground forager feeding on seeds, fallen fruit, invertebrates, and small animals in Bornean lowland rainforest. | Forages on floor of Southeast Asian lowland rainforests for seeds, fallen fruits, and invertebrates. Scratches … |
| Размер кладки | 1-5 | 4-6 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Bulwer's Pheasant
Loud, crow-like 'krak-krak' calls; Bornean endemic. Alarm is an explosive cackling rattle. Males display with erect white tail fans while calling. Contact between birds is guttural clucking.
Crested Partridge
High-pitched, thin whistled 'seee' repeated persistently; metallic and insect-like. Males call from forest floor, rarely seen. Alarm is an explosive low grunt followed by rapid wing beats.
Geographic Range & Migration
Bulwer's Pheasant
Endemic to montane and lowland forest in Sarawak and Sabah, Borneo; found from lowlands to 1,200 m.
Crested Partridge
Resident in lowland and foothill rainforest of Myanmar, Thailand, Malaysia, Sumatra, and Borneo. Found below 1,500 m.
Охранный статус
Bulwer's Pheasant
Crested Partridge
How to Tell Them Apart
Bulwer's Pheasant
Male entirely glossy blue-black; long pure white tail fans upward in display; legs red; striking cobalt-blue and red facial wattles greatly enlarged. Female warm reddish-brown with whitish shaft streaks.
Crested Partridge
Male is dark glossy green-black with vivid red-crimson erectile crest; red orbital skin; chestnut wings. Female is entirely bright emerald green with brown wings, red legs, and grey head; among …
About These Birds
Bulwer's Pheasant
A large, bizarre Phasianidae pheasant (~1.3 kg) of lowland and hill forests in Borneo. Males display fleshy white facial wattles that can expand dramatically during courtship. Plumage is dark glossy blue. Diet includes seeds, fruits, and invertebrates. Vulnerable from rapid deforestation of Bornean lowlands.
Crested Partridge
A small partridge (~250 g) of family Phasianidae, males with vivid crimson crest and iridescent green plumage. Found in lowland tropical rainforests of Southeast Asia including Thailand, Malaysia, Sumatra, and Borneo. Forages on the forest floor for fallen seeds, fruits, and invertebrates. Vulnerable; dependent on primary lowland forest, heavily impacted by deforestation and palm oil expansion.