Willow Grouse

Willow Grouse

Lagopus lagopus

Silhouette: PhyloPic · PhyloPic

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
Daily sighting probability ~10% · With luck
at Katmai National Park
36 Verified sightings at Katmai National Park From 2019 to 2026
2,559 Verified sightings across all 9 parks From 2019 to 2026
June Best month highest sighting rate
☀️ Diurnal When it's spotted during daytime hours (6am–6pm)

About the Willow Grouse

The willow ptarmigan ( TAR-mi-gən; Lagopus lagopus) is a bird in the grouse tribe Tetraonini of the pheasant family Phasianidae. It is also known as the willow grouse. The willow ptarmigan breeds in birch and other forests and moorlands in northern Europe, the tundra of Scandinavia, Siberia, Alaska, and Canada, in particular in the provinces of Newfoundland and Labrador and Quebec. It is the state bird of Alaska.

In the summer, the birds are largely brown, with dappled plumage, while in the winter, they are white with some black feathers in their tails. The species has remained little changed from the bird that roamed the tundra during the Pleistocene. Nesting takes place in the spring when clutches of four to 10 eggs are laid in a scrape on the ground. The chicks are precocial, so soon leave the nest. While they are young, both parents play a part in caring for them. The chicks eat insects and young plant growth, while the adults are completely herbivorous, eating leaves, flowers, buds, seeds, and berries during the summer and largely subsisting on the buds and twigs of willow and other dwarf shrubs and trees during the winter.

The willow ptarmigan was formally described... Wikipedia →

Global Distribution

Warmer areas are where this animal is recorded most often.

Parks Where Found

# Park Country Daily sighting probability
1 Denali National Park 🇺🇸 United States
~30%
2 Cairngorms National Park 🇬🇧 United Kingdom
~20%
3 Katmai National Park 🇺🇸 United States
~10%
4 Wrangell-St. Elias National Park 🇺🇸 United States
<5%
5 Point Pelee National Park 🇨🇦 Canada
<5%
6 Gros Morne National Park 🇨🇦 Canada
<5%
7 Wood Buffalo National Park 🇨🇦 Canada
Insufficient data
8 Snowdonia National Park 🇬🇧 United Kingdom
Insufficient data
9 Kenai Fjords National Park 🇺🇸 United States
Insufficient data

Quick answers

What are the chances of seeing a Willow Grouse in Katmai National Park?

About 10% of wildlife watchers report a Willow Grouse sighting in Katmai National Park, based on 36 verified sightings from GBIF citizen-science data.

When is the best time to see Willow Grouse in Katmai National Park?

June has the highest sighting rate for Willow Grouse in Katmai National Park in our monthly data.

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