Haydel"s Cluckin Speck Goose Call is your secret weapon in the quest for hunting geese . Clucks from Specklebelly geese can sometimes be the secret weapon to getting those wary birds in for a clean kill. While many have succeeded in learning this goose language, it is sometimes difficult to reproduce the sound. The Cluckin Speck Goose Call features a bellow on one end and compensator on the other. Simply tapping the bellow will produce that perfect cluck each and every time.