CHAPTER XV 



TSETSE FLY : GAME RESERVES 



The presence of the common tsetse fly in various 

 parts of Zambezia, as doubtless the intending 

 visitor to this great area is likely to discover at 

 the cost of his patience before he has explored 

 very much of it, impels me to write at least a 

 portion of a chapter upon this insect, and upon its 

 relationship to sleeping sickness in man, disease 

 in cattle, and to its dependence or otherwise upon 

 the African game beasts. 



Hitherto in these pages I have been at no little 

 pains, sometimes almost at the sacrifice of clear- 

 ness, to avoid the use of scientific or technical 

 terms for the reasons explained in my preface ; 

 but I fear it would be well-nigh impossible to 

 elucidate my meaning did I continue to do so in 

 dealing with the important considerations to 

 which the contemplation of tsetse flies and their 

 fell work gives rise. 



I will begin, therefore, by dealing with the 

 elementary facts that whilst sleeping sickness was 

 until recently believed to be a malady spread by 

 the tsetse fly whose scientific name is Glossina 

 palpalis, the member of the same unnecessary 

 family whose mission was supposed to consist in 

 the dissemination of Trypanosomiasis, or "fly 



