As always, the young are the better eating. Some species, whose diets affect their flavor, are better treated with a marinade for 4 to 8 hours, even though young. This is a matter of taste, however.
As with all game, try the meat first in the simplest way, then you will know how to correct seasonings in the future. One of the best ways to judge a grouse’s age is by the main wing feathers. The tips of the two outmost (leading) feathers on each wing are obviously more pointed than the rest in young birds.
Keywords: Information, Wild Game, British, Squab or Pigeon, Poultry, Grouse