Collie
Lassie, television’s renowned loyal dog, was a collie for a reason. “Much like the breed’s literary portrayal, the breed is a fantastic companion dog, cheerful and energetic as well as being nice with children and other dogs,” says Bill Lambert, head of health and welfare of the official kennel club of the United Kingdom.
Yorkshire Terrier
Yorkshire terriers, often known as Yorkies, are tiny dogs with a lot of heart. They get highly connected to their owners very fast, and as a result, they become suspicious of and slightly aggressive towards strangers.