
Ruffed Grouse (also known as Partridge or Drummer)
Kingdom: Animalia, Phylum: Chordata, Class: Aves, Order: Galliformes, Family: Phasianidae, Genus: Bonasa, Species: Bonasa umbellus
Family: Phasianidae (Pheasants, Grouse, and Allies)
- Shape
- Symmetrical, broad and rounded at the distal tip with a tapered base.
- Size
- Approximately 1.5 to 2 inches in length. This is consistent with a typical flank or upper tail covert contour feather for the species.
- Rarity
- Common in appropriate habitat, though secretive and often detected by sound rather than sight.
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Description
The Ruffed Grouse is a medium-sized chicken-like bird with cryptic plumage designed for forest floor camouflage. They are famous for the male's 'drumming' display. This feather displays the classic 'banded' look found on their tail and body feathers.
Colour & Pattern
Features a prominent, wide subterminal dark brown to black band, a lighter buff-tan tip, and a mottled grayish-brown base with fine vermiculation.
Barb Structure
The distal portion is pennaceous with interlocked barbs; the proximal base is highly plumulaceous (downy) with long, loose barbs for insulation.
Texture & Surface
Very soft and silky texture typical of forest-dwelling ground birds; matte finish with no iridescence.
Key Features
Bold dark subterminal band, rounded tip, and prominent downy base. The mottling is very intricate (vermiculated).
Habitat
Deciduous and mixed forests with heavy underbrush, particularly near aspen, birch, and willow stands.
Geographic Range
Non-migratory resident across northern North America, from Alaska through Canada to the northern United States and Appalachia.
Ecological Role
Primary consumer of buds and seeds; serves as a vital prey species for Goshawks, Great Horned Owls, and foxes.
Similar Species
Sharp-tailed Grouse feathers are more pointed; Spruce Grouse feathers usually lack the warm buff tones seen here.
Interesting Facts
The male creates a drumming sound not by hitting a log, but by flapping its wings so fast it creates a miniature vacuum that collapses with a 'thump'.
Condition Notes
Good condition; the barbs are well-aligned at the tip, indicating it was likely a naturally molted feather rather than one from a predation event.