Bulwer's Pheasant vs Altai Snowcock
Lophura bulweri เปรียบเทียบกับ Tetraogallus altaicus
Side-by-Side Comparison
| คุณสมบัติ | Bulwer's Pheasant | Altai Snowcock |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Lophura bulweri | Tetraogallus altaicus |
| อันดับ | Galliformes | Galliformes |
| วงศ์ตระกูล | Phasianidae | Phasianidae |
| สถานะการอนุรักษ์ | Vulnerable | Least Concern |
| ความยาว | — | — |
| กว้างปีก | 49.4 cm (19.4 in) | 56.9 cm (22.4 in) |
| น้ำหนัก | 1297.5 g (45.77 oz) | 2770.0 g (97.71 oz) |
| อาหาร | Ground forager feeding on seeds, fallen fruit, invertebrates, and small animals in Bornean lowland rainforest. | Feeds on alpine grasses, seeds, berries, and shoots; digs for roots and bulbs in Altai … |
| จำนวนไข่ | 1-5 | 4-15 |
| 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.
Altai Snowcock
Loud, ringing whistled 'whi-WHEEE' echoing across Altai alpine slopes; deeper than Tibetan Snowcock due to larger size. Alarm is rapid barking. Calls at dawn from rocky ridgelines.
Geographic Range & Migration
Bulwer's Pheasant
Endemic to montane and lowland forest in Sarawak and Sabah, Borneo; found from lowlands to 1,200 m.
Altai Snowcock
Resident of alpine rocky slopes and grassy hillsides in the Altai and Sayan mountains of Russia, Kazakhstan, and western Mongolia, at 2,000–4,000 m.
สถานะการอนุรักษ์
Bulwer's Pheasant
Altai Snowcock
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.
Altai Snowcock
Largest snowcock; grey-brown upperparts with buff streaks; white underparts with grey breast; rufous necklace streaks on lower neck; white outer tail in flight; whitish face with dark ear patch. Sexes …
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.
Altai Snowcock
The largest snowcock (~2.77 kg), family Phasianidae, of alpine scree and subalpine meadows in the Altai and Tian Shan ranges of Central Asia. Heavily built, grey and white with rusty-brown markings. Feeds on roots, bulbs, and alpine plants. Forms small flocks outside breeding season. Least Concern.