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.
The Seresto Flea Collar for Dogs is easy to use. All you do is remove the collar from the bag and place it around the dogâs neck. Adjust the tightness of the collar until two fingers can be inserted under the band. Snip off any excess collar that may stick out beyond the end of the clip.