Barbary Partridge vs Sage Grouse
Alectoris barbara 비교 대상 Centrocercus urophasianus
Side-by-Side Comparison
| 속성 | Barbary Partridge | Sage Grouse |
|---|---|---|
| 학명 | Alectoris barbara | Centrocercus urophasianus |
| 목 | Galliformes | Galliformes |
| 과 | Phasianidae | Phasianidae |
| 보전 상태 | Least Concern | Near Threatened |
| 체장 | — | — |
| 날개 폭 | 32.6 cm (12.8 in) | 61.2 cm (24.1 in) |
| 체중 | 418.5 g (14.76 oz) | 2100.0 g (74.08 oz) |
| 식성 | Feeds on seeds, berries, shoots, and invertebrates in North African scrub, rocky terrain, and farmland. | Feeds almost entirely on sagebrush leaves and buds in winter; insects and forbs important in … |
| 산란 수 | 6-27 | 7-15 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Barbary Partridge
Loud, nasal 'kee-kee-kee-KARRR' calls from N African rocky terrain; slightly lower than Red-legged Partridge. Alarm is rapid cackling cackle. Pairs call in duet at dawn on rocky hillsides and scrub.
Sage Grouse
Males produce extraordinary lek display: deep swishing 'swish-swish-coo-OO-ploop' using air sacs; low frequency, liquid, and otherworldly. Alarm is a cackling 'cac-cac'; females cluck softly.
Geographic Range & Migration
Barbary Partridge
Resident of rocky hillsides, scrub, and coastal areas in North Africa (Morocco to Libya), Canary Islands, Sardinia, Gibraltar, and Madeira.
Sage Grouse
Resident in sagebrush habitat of the western United States and southwestern Canada. Found in semi-arid plains with Artemisia. Vulnerable.
보전 상태
Barbary Partridge
Sage Grouse
How to Tell Them Apart
Barbary Partridge
Blue-grey upperparts; chestnut-spotted white flank bars; grey crown; rufous-brown collar with white spots; reddish-orange bill and legs; white face. Closely resembles Red-legged Partridge but collar spotted.
Sage Grouse
Male has black belly, white breast, spiky pointed tail; yellow eye-combs; during display inflates yellow-green bare breast sacs exposing white feather ruff. Female mottled brown with dark belly patch.
About These Birds
Barbary Partridge
북아프리카와 지중해 섬들의 바위 언덕, 관목지, 개방 사면에 서식하는 중형 꿩과(Phasianidae) 자고새(약 419g). 줄무늬 측면, 굵은 목 무늬, 붉은 부리와 발이 특징이다. 씨앗과 곤충을 먹는다.
Sage Grouse
북미 최대 뇌조(약 2.1 kg)로 수컷은 구애 과시 중 노란 공기주머니를 부풀리는 뾰족한 꼬리를 가진다. 미국 서부와 캐나다의 쑥(Artemisia) 생태계에 먹이와 번식 모두 전적으로 의존한다. 주로 쑥 잎을 먹는다. 준위협종으로 쑥 서식지 광범위한 전환으로 개체수가 크게 감소했다.