DECREASE OF BLACK GAME IN SCOTLAND.

SIRS,--With reference to the note on this subject (Brit. Birds 21: 206-207), I have had occasion to observe on some moors in Holstein, north Germany, that Black Grouse [Tetrao tetrix] are extremely susceptible to changes in their environment. During a period of fuel scarcity the moors in question were more rigorously exploited for peat fuel than ordinarily, a

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