Boss Dog is killer on adult coyotes due to the musky call ingredients that keep kicking strong and loud regardless of warm or cold temps. It holds and thrives in the rain due to it’s base. Loud and extremely long lasting. Also a great red fox lure. You can find a ton of coyote lures that will catch pup coyotes, but why limit your coyote catch to the pups only. It is a lure that really calls to the boss dog you are after. Boss Dog was designed for adult coyotes and it gets a strong reaction from both pups and the old dogs. Based on some of the factors that Bill Nelson used in his lures.