black grouse (female

ambient animal assimilative autumn behavior biology bionomics bird birder birding birdingguide birds birdwatching camouflage capercaillie coloration colour community concealment ecology environment feathered forest fowl game grouse hazel hen hiding hunt medium mimicry natural nature ornithology prey protective secretive shooting species sport students surrounding tetraonidae trophy upland wildfowl wildlife wildlifephotography woodland zoology