are frequently bred in captivity and released into the wild for the start of shooting season, the red grouse is completely wild. if you want to shoot grouse, you must maintain its habitat. >>masham: red grouse is a purely wild bird unlike pheasant or partridge... so what we are shootingtoday is purely what nature has provided us. so as a result we always look at what we feel is a harvestable surface and we will only shoot that in a year. >>reporter: nevertheless the managers of the moor are fully aware that given the wild nature of thebird, its availability each year cannot be predicted. >>raynard: a bad year for us could mean that if there is a disease problem in the grouse or if there is a very bad spring and the grouse chicks die because they get cold and wet... that could be devastating for us... the extremes could be that you might not be able to shoot for 2 or even 3 years. >>reporter: as a result they try and keep a steady flow of revenue with a two tier system which allows syndicates to shoot when the high end clients are not available. these syndicates keep the moneycoming in, even