Sooty Grouse vs Spruce Grouse

Sooty Grouse

Dendragapus fuliginosus

Large1.0 kgForest

Adults have a long square tail, light gray at the end. Adult males are mainly dark with a yellow throat air sac surrounded by white, and a yellow wattle over the eye during display. Adult females are mottled brown with dark brown and white marks on the underparts. Females have longer skinnier necks than males. The males have stouter bodies than the females. The bird averages 40–50 cm (16–20 in) in length and weighs 750–1,300 g (1.65–2.87 lb).

ID text from Wikipedia, CC BY-SA 4.0

Photo: LassenNPS · Public domain

Spruce Grouse

Canachites canadensis

Large600 gForest

Spruce grouse are 38–43 cm (15–17 in) long; males weigh 550–650 g (19–23 oz) and females 450–550 g (16–19 oz). The spruce grouse has a wingspan range of 21.5–22.6 in (55–57 cm). Races vary slightly in plumage, especially in the tail pattern and in the extent of white on the underparts, but in general adult males are mainly grey above and black below, with white spots along the side, and a red patch of bare skin over the eye called the "eyebrow comb".

ID text from Wikipedia, CC BY-SA 4.0

Photo: TRinaud · CC BY 4.0

Photos and recordings are credited to their authors under the licence shown. Full profiles: Sooty Grouse and Spruce Grouse.