While they’re susceptible to a range of other diseases and parasites, waterbucks simply aren’t of much interest to tsetse flies. Researchers from Kenya, the United Kingdom, and Germany identified five compounds that give waterbucks their characteristic scent—and found that they can help repel the flies.

— Read more at Waterbuck-Scented Cologne Can Protect Cows From Tsetse Fly Bites at Atlas Obscura.