Red Fox Urine (16 oz.) Red Fox urine is useful as cover scent for trapping Easy to use, convenient 16 ounce flip top plastic bottle, can squirt in a line in small areas or apply to wool spaced 2' to 3" apart. Natural non-lethal deterrent for mice, rats, rabbits, voles, and deer. Needs to be reapplied after rain. Can spray on bark but not on leaves of tender plants or directly on fruits or vegetables for consumption NOT effective in deterring cats, squirrels, fox or coyotes. Mixed results on skunks and chipmunks. Urine varies from batch to batch due to diet, time of year, water consumption and collection techniques.