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Gunnison Grouse

Centrocercus minimus

Endangered
طول الجناح
57,0 cm
الوزن
1575,0 g
الفصيلة
Phasianidae
الرتبة
Galliformes

حول

A large grouse (~1.6 kg) of family Phasianidae, closely related to Sage Grouse but smaller with longer filoplumes during lek display. Restricted to the Gunnison Basin of southwestern Colorado and a small area of Utah. Entirely dependent on intact sagebrush habitat. Endangered; one of North America's rarest birds with fewer than 5,000 individuals, threatened by habitat fragmentation and drought.

Physical Description

Measurement Value Imperial
طول الجناح 57,0 cm 22.4 in
الوزن 1575,0 g 55.56 oz

التعرف

الريش

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.

Habitat & Range

النطاق الجغرافي

Endemic to Gunnison Basin and adjacent areas of southwestern Colorado. Found in sagebrush habitat. Critically endangered.

Diet & Feeding

Highly dependent on sagebrush for winter foliage; eats forbs and invertebrates in spring and summer. Critically endangered.

حالة الحفاظ

Endangered
IUCN Red List

السلوك والتكاثر

التعشيش

Nest type: SC. Incubation: 26 days.

عدد البيض في الوضع

6-10

الصوت

الغناء

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.

التصنيف

Kingdom Animalia
Phylum Chordata
Class Aves
الرتبة Galliformes (Gamebirds)
الفصيلة Phasianidae (Pheasants & Partridges)
Genus Centrocercus
الأنواع Centrocercus minimus

Distribution

Gunnison Grouse has been recorded in 1 countries.

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موجود Not recorded
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countries highlighted

External Databases

الأسئلة الشائعة

What does the Gunnison Grouse eat?
Highly dependent on sagebrush for winter foliage; eats forbs and invertebrates in spring and summer. Critically endangered.
Where does the Gunnison Grouse live?
Endemic to Gunnison Basin and adjacent areas of southwestern Colorado. Found in sagebrush habitat. Critically endangered.
Is the Gunnison Grouse endangered?
The Gunnison Grouse has a conservation status of Endangered.
How does the Gunnison Grouse nest?
Nest type: SC. Incubation: 26 days.
What does the Gunnison Grouse sound like?
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.
How big is the Gunnison Grouse?
The Gunnison Grouse has a wingspan of 57.0 cm, weight of 1575.0 g.
What order and family does the Gunnison Grouse belong to?
The Gunnison Grouse (Centrocercus minimus) belongs to the order Galliformes and the family Phasianidae.

Similar Birds

Other species in the Phasianidae family

مقارنة

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