FU64… Fox Urine Half Gallon. Fox Urine used for trapping canines and helps repel rodents away from shrubs, trees, and flower beds. Rodents believe fox are in the area and will stay away from the treated areas. Better than those powdered products for effectiveness. Use with sprayer so you can control the area you want to treat. Lasts thru several rains, then re-treat for lasting results.