A Thestral is a breed of winged horses with a skeletal body, face with reptilian features, and wide, leathery wings that resemble a bat's. They are very rare, and are considered dangerous by the Ministry of Magic.
A dog collar is a piece of material put around the neck of a dog. A collar may be used for control, identification, fashion, or other purposes. Identification tags and medical information are often placed on dog collars. Collars are also useful for controlling a dog manually, as they provide a handle for grabbing.
Seresto Flea & Tick Collar is a unique flea and tick collar that provides up to 8 months of protection. Made of a novel blend of materials, it releases its active ingredients in small doses giving your dog a safe and controlled barrier.