🐦

Gunnison Grouse

Centrocercus minimus

Endangered
Размах крыльев
57,0 cm
Масса
1575,0 g
Семейство
Phasianidae
Отряд
Galliformes

О нас

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
Размах крыльев 57,0 cm 22.4 in
Масса 1575,0 g 55.56 oz

Идентификация

Оперение

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

Географический ареал

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.

Охранный статус

Endangered
IUCN Red List

Поведение и размножение

Гнездование

Nest type: SC. Incubation: 26 days.

Размер кладки

6-10

Звук

Пение

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.

Таксономия

Kingdom Animalia
Phylum Chordata
Class Aves
Отряд Galliformes (Gamebirds)
Семейство Phasianidae (Pheasants & Partridges)
Genus Centrocercus
Виды Centrocercus minimus

Distribution

Gunnison Grouse has been recorded in 1 countries.

{# Distribution Map — simplified SVG world map with highlighted countries. Expects `country_codes` variable: list of ISO alpha-2 codes (e.g. ["US", "CA", "MX"]). Uses Alpine.js to toggle classes on country paths. #}
Присутствует Not recorded
{# Simplified country/region shapes — major landmasses with ISO alpha-2 data attributes. These are simplified polygon representations for visual distribution display. #}

countries highlighted

External Databases

Часто задаваемые вопросы

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

Сравнить

Explore More

Explore the Nature FYI Family