Tibetan Eared-pheasant vs Crested Partridge
Crossoptilon harmani ile kıyaslandığında Rollulus rouloul
Side-by-Side Comparison
| Özellik | Tibetan Eared-pheasant | Crested Partridge |
|---|---|---|
| Bilimsel Ad | Crossoptilon harmani | Rollulus rouloul |
| Takım | Galliformes | Galliformes |
| Familya | Phasianidae | Phasianidae |
| Koruma Durumu | Least Concern | Vulnerable |
| Uzunluk | — | — |
| Kanat Açıklığı | 56,4 cm (22.2 in) | 27,2 cm (10.7 in) |
| Ağırlık | 1946,0 g (68.64 oz) | 250,5 g (8.84 oz) |
| Beslenme | Digs for tubers, bulbs, roots, and invertebrates on Tibetan plateau; also eats seeds and berries. | Forages on floor of Southeast Asian lowland rainforests for seeds, fallen fruits, and invertebrates. Scratches … |
| Kuluçka Büyüklüğü | 4-11 | 4-6 |
| Population Trend | — | — |
Habitat Comparison
Ortak Yaşam Alanları
Tibetan Eared-pheasant only
Hiçbiri
Crested Partridge only
Hiçbiri
Song & Call Comparison
Tibetan Eared-pheasant
Loud, bugling 'GA-GA-GA' calls; raucous and crow-like resonating across Tibetan alpine meadows. Flocks maintain raucous calling. Alarm is a rapid series of loud honking notes; wing beats loud.
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
Tibetan Eared-pheasant
Endemic to alpine scrub and rhododendron thickets on the Tibetan Plateau and adjacent Himalayas in southeastern Tibet and Bhutan, at 3,000–4,500 m.
Crested Partridge
Resident in lowland and foothill rainforest of Myanmar, Thailand, Malaysia, Sumatra, and Borneo. Found below 1,500 m.
Koruma Durumu
Tibetan Eared-pheasant
Crested Partridge
How to Tell Them Apart
Tibetan Eared-pheasant
Primarily whitish-grey with dark brown wings and back; black cap; white ear tufts projecting laterally; dark graduated tail with white-tipped central feathers; red facial skin. Sexes very similar.
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
Tibetan Eared-pheasant
A large Phasianidae pheasant (~1.95 kg) inhabiting alpine shrublands and forest edges on the Tibetan Plateau's southeastern rim. Greyish plumage with distinctive ear tufts. Gregarious; flocks forage on roots, tubers, and seeds. Tolerates cold extremes. Least Concern within its restricted Himalayan range.
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.