Falconry training and technique two part restraint featuring an anklet that is grommeted on, and a removable jess strap. Some Aylmeri jess straps have dental rubber bands on them to make it more difficult for the bird to pull out the jess, but they are still removable if the bird gets caught up outdoors. The third type of jesses is a combination of the two, referred to as "false Aylmeri." These use an anklet as well, but a brass eyelet is slipped through, far enough away that the toes will not get caught in it. There are two straps attached to the anklet, flying
The Sibley Guide to Bird Life & Behavior The Sibley Guide to Bird Life & Behavior The Sibley Guide to Bird Life & Behavior is a book by David Allen Sibley that shows readers "how birds live and what they do." It is different from most field-identification guides that birdwatchers carry around; rather than help identify birds, it helps watchers gain a deeper understanding of the birds they have already identified. Instead of concentrating on individual species, the book summarizes information for families of birds, presenting "broad patterns" to help readers interpret what they see. The guide includes nearly 800 of Sibley's paintings. The book was first published