White-tailed Ptarmigan
Lagopus leucura
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<birdfyi-bird slug="lagopus-leucura"></birdfyi-bird>The White-tailed Ptarmigan (Lagopus leucura) is a bird species in the family Phasianidae (pheasants & partridges), within the order Galliformes (gamebirds). Recorded measurements include a wingspan of 34.6 cm and a weight of 361.8 g. The IUCN Red List classifies it as Least Concern.
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について
The smallest ptarmigan (~360 g) of family Phasianidae; the only ptarmigan with a white tail year-round. Inhabits alpine tundra and rocky slopes above treeline in the Rocky Mountains from Alaska to New Mexico. Plumage turns all-white in winter for camouflage. Feeds on willows, sedges, and berries. Least Concern; well adapted to extreme mountain environments but vulnerable to climate warming.
Physical Description
| Measurement | Value | Imperial |
|---|---|---|
| 翼開長 | 34.6 cm | 13.6 in |
| 体重 | 361.8 g | 12.76 oz |
Habitat & Range
分布域
Breeds in alpine tundra from Alaska south through the Rockies to New Mexico. Largely resident, descending to lower elevations in winter.
Diet & Feeding
Eats alpine willow and heather buds and leaves; switches to berries and insects in summer. Digs through snow for winter forage.
保全状況
行動と繁殖
営巣
Nest type: SC. Incubation: 22-23 days.
一腹卵数
2-9
鳴き声
さえずり
Soft, chicken-like clucking 'ko-ko-ko'; quiet relative to other ptarmigan. Alarm is a sharp 'kek' series. Males give low, croaking calls on alpine tundra at dawn. Flock contact is muted burbling.
分類学
| Kingdom | Animalia |
| Phylum | Chordata |
| Class | Aves |
| 目 | Galliformes (Gamebirds) |
| 科 | Phasianidae (Pheasants & Partridges) |
| Genus | Lagopus |
| 種 | Lagopus leucura |
Distribution
White-tailed Ptarmigan has been recorded in 1 countries.
countries highlighted
External Databases
よくある質問
What does the White-tailed Ptarmigan eat?
Where does the White-tailed Ptarmigan live?
Is the White-tailed Ptarmigan endangered?
How does the White-tailed Ptarmigan nest?
What does the White-tailed Ptarmigan sound like?
How big is the White-tailed Ptarmigan?
What order and family does the White-tailed Ptarmigan belong to?
Similar Birds
Other species in the Phasianidae family