Snow Partridge vs Crested Partridge
Lerwa lerwa comparado com Rollulus rouloul
Side-by-Side Comparison
| Atributo | Snow Partridge | Crested Partridge |
|---|---|---|
| Nome científico | Lerwa lerwa | Rollulus rouloul |
| Ordem | Galliformes | Galliformes |
| Família | Phasianidae | Phasianidae |
| Estado de conservação | Least Concern | Vulnerable |
| Comprimento | — | — |
| Envergadura | 37,3 cm (14.7 in) | 27,2 cm (10.7 in) |
| Peso | 581,5 g (20.51 oz) | 250,5 g (8.84 oz) |
| Dieta | -- | Forages on floor of Southeast Asian lowland rainforests for seeds, fallen fruits, and invertebrates. Scratches … |
| Tamanho da postura | 2-7 | 4-6 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Snow Partridge
Series of clear, whistled 'wee-wee-wee-WEE' rising in pitch toward end. Alpine Himalayan species. Alarm is a harsh rattling chatter; call carries across open rocky terrain.
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
Snow Partridge
Crested Partridge
Resident in lowland and foothill rainforest of Myanmar, Thailand, Malaysia, Sumatra, and Borneo. Found below 1,500 m.
Estado de conservação
Snow Partridge
Crested Partridge
How to Tell Them Apart
Snow Partridge
Upperparts densely barred black-and-white creating snow-speckled pattern; underparts chestnut-red streaked white; bill and legs red; sexes similar. Striking barred upperparts adapt to rocky snow-line habitat.
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
Snow Partridge
A medium-sized partridge (~580 g) of family Phasianidae, with intricately barred black-and-white plumage and red bill and legs. Inhabits alpine and subalpine rocky slopes and meadows across the Himalayas and adjacent ranges at 3,000–5,000 m elevation. Forages for grass seeds, shoots, and insects. Least Concern; one of the highest-altitude dwelling partridges; well adapted to extreme cold and snow.
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.