You can definitely relate today's topic to How the USA manages deer hunting. White-tailed deer and other deer species like red deer and roe deer (ungulates) are a huge threat to forest regeneration, and also important to manage the ecosystems at the same time. Regulation and management are completely done by the state's parks and Wildlife management. Hunting season is restricted to certain time of the year and No. of hunting permits issued are solely based on research. There are certain other strategies like minimal doe harvesting, prizes for the bucks etc. These decisions are 100% based on data and research only.