The Koolie (also known as the Australian Koolie or German Coolie) is an Australian dog breed. The Koolie is a working or herding dog which has existed in Australia since the early 19th century when it was bred from imported European working dogs.
The Koolie (also known as the Australian Koolie or German Coolie) is an Australian dog breed. The Koolie is a 'herding dog', one which has a natural instinct to cast out (i.e., circle widely), round sheep and bring them back to their owner. Koolies are known as silent, upright, working dogs.
Merle is a distinguishing marking of several breeds, particularly the Australian Shepherd and Catahoula Leopard Dog, and appears in others, including the Koolie, German Coolies in Australia, the Shetland Sheepdog, various collies, the Welsh Corgi (Cardigan), the Pyrenean Shepherd, the Bergamasco Sheepdog Old English