Each autumn, the natural world reminds us that life in the wild is governed by forces both invisible and indifferent — among them, the tiny biting midge, whose seasonal flourishing now carries a hemorrhagic virus through white-tailed deer herds across mid-Michigan and southeast Wisconsin. Epizootic hemorrhagic disease, confirmed in four Michigan counties in early September 2026, emerges when warm and wet conditions align to favor transmission, striking deer populations that carry little natural immunity. Wildlife agencies in both states are watching closely, knowing that the coming cold will e