The Australian Shepherd is an intelligent working dog of strong herding and guarding instincts. He is a loyal companion and has the stamina to work all day. He is well balanced, slightly longer than tall, of medium size and bone, with coloring that offers variety and individuality. He is attentive and animated, lithe and agile, solid and muscular without cloddiness. He has a coat of moderate length and coarseness. He has a docked or natural bobbed tail.