<p>One of the world's most recognizable purebred dogs, the Collie with his signature rough coat and ineffably dignified expression is the quintessential children's dog, as immortalized by Lassie on film. Originally designed to be a robust working dog in Scotland, the Collie fast became known for his brains and beauty, prized for his near-human personality and his love and devotion to his family. This Comprehensive Owner's Guide to ...