Przevalski's Partridge vs Gunnison Grouse
Alectoris magna comparado com Centrocercus minimus
Side-by-Side Comparison
| Atributo | Przevalski's Partridge | Gunnison Grouse |
|---|---|---|
| Nome científico | Alectoris magna | Centrocercus minimus |
| Ordem | Galliformes | Galliformes |
| Família | Phasianidae | Phasianidae |
| Estado de conservação | Least Concern | Endangered |
| Comprimento | — | — |
| Envergadura | 34,5 cm (13.6 in) | 57,0 cm (22.4 in) |
| Peso | 553,0 g (19.51 oz) | 1575,0 g (55.56 oz) |
| Dieta | Eats seeds, plant material, and invertebrates in rocky terrain of northwestern China and Central Asia. | Highly dependent on sagebrush for winter foliage; eats forbs and invertebrates in spring and summer. … |
| Tamanho da postura | 7-20 | 6-10 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Przevalski's Partridge
Loud, resonant 'chuck-chuck-CHURR' calls from Chinese loess plateau and Qinghai rocky terrain; lower and slightly fuller than Chukar. Alarm is rapid harsh cackle. Pairs call in duet at dawn.
Gunnison Grouse
Lek display similar to Sage Grouse but faster and higher-pitched: 'swish-swish-ploop-ploop'; 9-note sequence vs. 7 in Sage Grouse. Plume rattle more pronounced. Alarm is harsh cacking.
Geographic Range & Migration
Przevalski's Partridge
Resident of rocky semi-arid hillsides in northwestern China (Qinghai, Gansu, Xinjiang) and adjacent Mongolia, at 1,500–3,500 m.
Gunnison Grouse
Endemic to Gunnison Basin and adjacent areas of southwestern Colorado. Found in sagebrush habitat. Critically endangered.
Estado de conservação
Przevalski's Partridge
Gunnison Grouse
How to Tell Them Apart
Przevalski's Partridge
Large partridge; grey upperparts; white face and throat with narrow black gorget; broader and more distinct chestnut and white barring on flanks than Chukar; grey breast; red bill; larger overall …
Gunnison Grouse
Male similar to Sage Grouse but smaller; black belly, white breast, spiky tail with more white barring; prominent white neck filoplumes; yellow eye-combs; yellow-green breast air sacs used in display.
About These Birds
Przevalski's Partridge
Uma perdiz robusta da família Phasianidae, endêmica do noroeste da China e da Mongólia. A Perdiz-da-china (Alectoris magna) habita encostas rochosas e arbustivas, especialmente em regiões montanhosas áridas e semiáridas. Mede aproximadamente 37-42 cm, sendo maior que muitas outras perdizes Alectoris. Caracterizada pelo colar escuro e flancos barrados. Alimenta-se de sementes e partes vegetais. Uma espécie pouco conhecida com distribuição restrita. Classificada como Pouco Preocupante pela UICN.
Gunnison Grouse
Galo-lira-de-Gunnison de 46–56 cm, a única espécie do gênero além da gralha-das-artemísias, em perigo de extinção e limitada ao Colorado e Utah.