What Animal Kills Horse Flies?

What Animal Kills Horse Flies? Warblers. Warblers are insectivorous birds that eat spruce budworms and horseflies. Their population often fluctuates in proportion to the population of insects they eat. Do dragonflies keep horse flies away? CLIP ON Dragonfly Wingman Deer and Horse Fly All Natural Repellent. … Deer Flies Do dragonflies kill horse flies? Dragonflies