For part 2 of 2, Brock and Dr. Ruder discuss HD's impacts on multiple species, cactus bucks and late season velvet, the expansion of HD in the U.S., how culicoides make a living and its role in the HD cycle, conditions for an outbreak and the recipe for disaster, enzootic stability, research funding, an EHD vaccine, the fact that white-tailed deer have thrived in the face of EHD, and the future of hemorrhagic disease.