Once seen, the sight of a black grouse in the hills is rarely forgotten. One of Scotland’s four grouse species (the others are red grouse, ptarmigan and capercaillie), the Black Grouse was a game bird but after years of decline is on the red list for its endangered status – with only 5,100 males left in the UK at the latest survey. There are reasons to be optimistic though, with recovery in some areas following positive land management. Like the even rarer Capercaillie, Black Grouse cocks perform at a ‘lek’ – an area where they strut, call, fight and display…