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The spruce grouse (Canachites canadensis), also known as Canada grouse, spruce hen or fool hen, [2] [3] is a medium-sized grouse closely associated with the coniferous boreal forests or taiga of North America. It is the only member of the genus Canachites.
Male grouse tend to be larger than female grouse, [9] which seems to hold true across all the species of grouse, with some difference within each species in terms of how drastic the size difference is. [9] The hypothesis with the most supporting evidence for the evolution of sexual dimorphism in grouse is sexual selection. [9]
In addition, the spruce grouse and Siberian grouse have been considered part of this genus. Females of both species (sooty grouse pictured) are mottled brown with dark brown and white marks on the underparts. In breeding plumage, this sooty grouse male is typical of the species. It is dark grey with a yellow wattle over the eye.
The Siberian grouse (Falcipennis falcipennis), also known as Siberian spruce grouse, Amur grouse, or Asian spruce grouse, [2] is a short, rotund forest-dwelling grouse. A sedentary, non-migratory bird, it is the only member of the genus Falcipennis .
Greater sage-grouse at a lek, with multiple males displaying for the less conspicuous females. A lek is an aggregation of male animals gathered to engage in competitive displays and courtship rituals, known as lekking, to entice visiting females which are surveying prospective partners with which to mate. [1]
A South Dakota man is facing murder and manslaughter charges after police say he killed a woman and decapitated her. According to court documents obtained by PEOPLE, Craig Allen Nichols Jr., 32 ...
Some species of male birds dance to impress their mates, such as the complicated dance routine of the little red-capped manakin or the flashy display of the male peacock. In other species, the ...
An analysis of 2024 Google search data revealed the top health questions asked by Americans. A registered nurse provides answers to the seven most common inquiries.