The Toy Fox Terrier is a small and spirited toy dog breed known for its intelligence, agility, and bold personality. These dogs typically weigh between 3.5 to 7 pounds and stand around 8.5 to 11.5 inches tall at the shoulder. Toy Fox Terriers have a compact and well-proportioned build, with a short, sleek coat that comes in predominantly white with black, tan, or chocolate markings. They have a lively and alert expression, with dark, round eyes and erect, triangular ears.