Burung buruan (Game Birds)
White-tailed Ptarmigan
Lagopus leucura
- langka
- 55 km/h
- Risiko rendah
The only ptarmigan with an all-white tail in every season. Smallest grouse in North America, alpine specialist.
- Populasi
- ~2 million mature individuals, decreasing trend
- Habitat
- Alpine tundra above or near the timberline — boulder fields, krummholz, snowfields, rock slides, and frost-heaved upland herbage; the only bird in North America that spends its entire life cycle at very high elevation
- Fakta menarik
- White-tailed Ptarmigans are so well adapted to cold that temperatures above 70°F (21°C) can stress them, prompting them to cool off by bathing in snow.
- Sebaran
- Resident in Alaska, mountainous parts of western Canada, and the western United States south to northern New Mexico
- Makanan
- Herbivorous and seasonal: snow buttercup leaves in spring; willow catkins, mountain avens, chickweed, other flowers/leaves, lichens and berries in summer; conifer needles, seeds, and willow/alder buds and twigs in winter
- Ukuran
- 0,32 m
- Masa hidup
- 3 tahun
