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 in size. Evidence suggests that the art of falconry may have begun in Mesopotamia, with the earliest accounts dating to approximately 2,000 BC. There are also some raptor representations in the northern Altai, western Mongolia. The falcon was a symbolic bird of ancient Mongol tribes. There is some disagreement about whether such early accounts document the practice of falconry (from The Epic of Gilgamesh and others) or are misinterpreted depictions of humans with birds of prey. During the Turkic Period of Central Asia (7th century AD), concrete figures of falconer on horseback were described on the rocks in Kyrgyz. Falconry