C IUCN · LC · Least Concern Galliformes Phasianidae

Ruffed Grouse

Bonasa umbellus

CIOC 395

Ruffed Grouse

Bonasa umbellus

Galliformes · Phasianidae

Ruffed Grouse (Bonasa umbellus).

ATK125

DEF91

XC61517 · Jonathon Jongsma · CC BY-SA 3.0

387 / 11068

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Illustration · not to scale

Body length: 40–50 cm
Body Mass: 530.9 g
Diet: Plant material
Migration: Resident

⚔️ Ecological Combat Rationale

ATK 125

Ecomorphologically adapted beak and agile strike momentum tailored to its foraging competition niche (ATK 125).

DEF 91

Lightweight agility and protective plumage camouflage favoring rapid evasive maneuverability over raw armor (DEF 91).

* These descriptions interpret game abilities, not measured physical strength. Generated scores use body mass, rarity and balancing rules; legacy cards retain manual values.

How to identify

Detailed field marks are not yet available. Use the linked sources to confirm an identification.

Similar species

Species-specific comparison notes are not yet available. Related birds below are not necessarily lookalikes.

Calls & songs

Jonathon Jongsma · Sources & credits

🌍 Range & Habitat

Distribution: North America: Alaska & Canada and Northern USA Habitat: Shrubland & Scrub

13 · Subspecies & regional ranges

Bonasa umbellus yukonensis
Alaska (USA) and nw Canada
Bonasa umbellus umbelloides
se Alaska (USA) through c Canada to c Oregon and nw Wyoming (USA)
Bonasa umbellus labradorensis
Labrador Pen. (Canada)
Bonasa umbellus castanea
Olympic Pen. (USA)
Bonasa umbellus obscura
n Ontario (Canada)
Bonasa umbellus sabini
w coast of Canada and USA
Bonasa umbellus brunnescens
Vancouver I. (Canada)
Bonasa umbellus togata
nc, ne USA and se Canada
Bonasa umbellus mediana
nc USA
Bonasa umbellus phaios
se British Columbia (Canada) to sc Idaho and e Oregon (USA)
Bonasa umbellus incana
se Idaho to c Utah (USA)
Bonasa umbellus monticola
c, ec USA
Bonasa umbellus umbellus
ec USA