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 pet or possession, although the law may allow it, is not considered to be a falconer's bird. Birds may be used for breeding or kept after their hunting days are over, but falconers believe it is preferable that young, fit birds are flown at quarry. In the United States, falconry is legal in all states except Hawaii. It is also illegal in the District of Columbia. A falconer must have a state permit to practice the sport. (Requirements for a federal permit were changed in 2008 and the program discontinued effective January 1, 2014.) Acquiring a falconry license in the