Quaker Boy Turkey Thugs H2O Yelper Turkey Call Designed by the Turkey Thugs, the H2O Yelper from Quaker Boy is ready for hunting in any weather conditions. This push button yelper will produce realistic turkey sounds when wet or dry, making it the ideal choice for hunting in wet weather conditions. This call is very easy to operate and can produce the full range of turkey sounds making it a solid choice for beginners or seasoned veterans.