Managing 500 acres of grounds at a historical landmark resort can be very challenging, especially with a burgeoning herd of deer, and John Van Etten, horticulturist at Lake Mohonk Mountain House in New Paltz, New York, has become an expert in getting to know the enemy. In this video he’ll show you some of the telltale signs to watch for in identifying this common North American garden pest.

For more, read John’s article, Effective Deer Deterrents.