Rock Partridge vs Crested Partridge
Alectoris graeca comparado com Rollulus rouloul
Side-by-Side Comparison
| Atributo | Rock Partridge | Crested Partridge |
|---|---|---|
| Nome científico | Alectoris graeca | Rollulus rouloul |
| Ordem | Galliformes | Galliformes |
| Família | Phasianidae | Phasianidae |
| Estado de conservação | Near Threatened | Vulnerable |
| Comprimento | — | — |
| Envergadura | 31,1 cm (12.2 in) | 27,2 cm (10.7 in) |
| Peso | 632,5 g (22.31 oz) | 250,5 g (8.84 oz) |
| Dieta | Eats seeds, leaves, shoots, and invertebrates in rocky Mediterranean mountain scrub. | Forages on floor of Southeast Asian lowland rainforests for seeds, fallen fruits, and invertebrates. Scratches … |
| Tamanho da postura | 6-21 | 4-6 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Rock Partridge
Loud 'chuck-chuck-CHUKAR' calls from European alpine scree; similar to Chukar but slightly higher-pitched. Alarm is rapid cackling when flushed from rocks. Males call from rocky perches at dawn.
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
Rock Partridge
Resident of rocky alpine and subalpine slopes from the Alps and southern Italy through the Balkans to Greece and Turkey, at 1,500–2,500 m.
Crested Partridge
Resident in lowland and foothill rainforest of Myanmar, Thailand, Malaysia, Sumatra, and Borneo. Found below 1,500 m.
Estado de conservação
Rock Partridge
Crested Partridge
How to Tell Them Apart
Rock Partridge
Grey upperparts purer grey than Chukar; white face and throat with black gorget lacking streaks; bold chestnut and white barred flanks; red bill and legs; grey breast; white supercilium. Very …
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
Rock Partridge
Uma perdiz de médio porte da família Phasianidae, encontrada nos Balcãs e no sul da Europa. A Perdiz-rochosa (Alectoris graeca) habita encostas rochosas e áreas de matagal na Grécia, Albânia, Macedônia do Norte e Itália. Mede aproximadamente 32-35 cm. Semelhante à Chucar mas com franjas no colar preto. Alimenta-se de sementes, insetos e vegetação. É uma espécie residente que não realiza migrações. Enfrenta ameaças de perda de habitat e pressão de caça. Classificada como Pouco Preocupante pela UICN.
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.