Wildlife Research Trails End - Wildlife Trails End Deer scent from Wildlife Research Center(R) is a complex blend of natural ingredients developed through years of extensive testing in the field, on wild whitetail deer. It is truly an outstanding buck scent, packed with natural deer calling ingredients, some of which are not well known, but are highly effective. This powerful deer attractant really brings in bucks all season, and especially during the rut. Blend of Natural IngredientsDeveloped Through Years of TestingBrings in Bucks all Season