The Parson Russell Terrier is a small and spirited dog breed known for its intelligence, energy, and hunting instincts. These dogs typically weigh between 13 to 17 pounds and stand around 12 to 14 inches tall at the shoulder. Parson Russell Terriers have a sturdy and athletic build, with a short, dense coat that comes in predominantly white with black, tan, or tricolor markings. They have a keen and alert expression, with dark, almond-shaped eyes and V-shaped ears.