Jess (falconry) the bird, but the width is proportional to leg-length. Traditional jesses are made from a single length of leather, and slits are placed strategically along the jess to allow it to be looped through itself and around the ankle of the bird so that it fits comfortably but securely about and just above what would be the bird's ankle. With Aylmeri jesses, as created by Major Guy Aylmeri, the end of the jess is instead looped through itself repeatedly to form a "button", or knob at one end. The thin, pliable end of the jess is then threaded through an
Falconry level, falconers may apply for a Master Class license, which allows them to keep up to five wild raptors for falconry and an unlimited number of captively-produced raptors (all must be used for falconry). Certain highly experienced master falconers may also apply to possess golden eagles for falconry. Within the United States, a state's regulations are limited by federal law and treaties protecting raptors. Most states afford falconers an extended hunting season relative to seasons for archery and firearms, however species to be hunted, bag limits, and possession limits remain the same for both. No extended seasons for falconry exist