The Relation of Big Game to Sleeping Sickness

THE article by Sir Harry Johnston in NATURE of December 7 on “The Preservation of the African Fauna and its Relation to Tropical Diseases” gives a most admirable and sympathetic review of the subject; but there is one statement to which I must venture to take exception as not conveying, in my opinion, an accurate impression of the known facts of the case, namely, the following sentence:—“But within the last twelve months or so it has been proved conclusively by the biologists at work in Uganda that the large antelopes of that country are the hosts of dangerous trypanosomes, amongst others of the trypanosome which causes sleeping sickness”.