Description : It is common for dogs to have one or both eyes blue in color. This breed is noted for its usual merle coloring, both red and blue as well as tricolor. Some have white bibs, collars, and face markings.
Koolie Club of Australia : Registry and promotion of the breed as an intelligent working dog. Includes breed history and photographs, meeting schedule, and links.
OzPets: Koolie : Overview focusing on the history of the breed.
Tjukurpa Kennels : General breed information including genetics, photo gallery, working ability, and links. Also profiles of the breeder's dogs.