Jess (falconry) Jess (falconry) A jess (plural "jesses") is a thin strap, traditionally made from leather, used to tether a hawk or falcon in falconry. Jesses allow a falconer to keep control of a bird while it is on the glove or in training, and allow a bird to be secured on a perch outside its aviary. Jesses come in various types: Jesses are generally made from strips of leather as thin as possible, for which purpose kangaroo leather has become increasingly popular over the years, as it is thin, light-weight and extremely durable with proper care. Jess size varies depending on
Falconry licensing requirements have been overseen by the Chief Wildlife Act Inspector for Great Britain, who is assisted by a panel of unpaid assistant inspectors. British falconers are entirely reliant upon captive-bred birds for their sport. The taking of raptors from the wild for falconry, although permitted by law under government licence, has not been allowed in recent decades. Anyone is permitted to possess legally registered or captive-bred raptors, although falconers are anxious to point out that this is not synonymous with falconry, which specifically entails the hunting of live quarry with a trained bird. A raptor kept merely as a