6 APRIL 1907, Page 15

GAME PRESERVATION AND THE TSETSE-FLY. ITO THE EDITOR OP TkI6

4srsouron..9

Stn,—It is.generally believed, but not proved, that the tsetse- fly which kills domesticated cattle, and the same fly, or a similar one, which causes the sleeping sickness, not only does no harm to the big game in Africa, but, thriving in their veins, propagates the mischief. And the conclusion at which some have arrived is that all this game must be destroyed. That this wholesale slaughter may be avoided every one must wish. And, happily, the chief person who is interesting him- self in this matter—namely, Sir A. Cooper of Berkhamsted- is too good a sportsman to murder any game. What his plans are I do not know ; but I do know that he is spending thousands in the fly country, and that he has already met with some success. That which I would, through you, suggest to him is that the thing to discover is some chemical to be applied to the skin, or taken in the stomach, of domesticated animals, which will extend to them the immunity given by Nature to the big game. Of course, such domesticated animals, and those only, should be allowed to enter the fly