American Staffordshire Terriers: muscular and affectionate medium-size dogs. Great companions for active households. Males larger than females.
Australian Cattle Dog: active, intelligent, and compact medium-size breed. Curious, alert, loyal. Driven to work.
Australian Shepherd: intelligent, high-energy medium-size breed. Agile and athletic. Ideal for dog sports. Loyal, friendly companions needing mental and physical outlets.
Basset Hound: easygoing, distinct-looking medium-size dogs. Prone to ear infections and skin issues. Ideal for quiet to moderately active households.
Beagle: happy-go-lucky, friendly, and sweet medium-size dogs. Moderately active. Compact and durable for smaller spaces. Energetic.
Bearded Collie: clever, outgoing medium-size breed. Appears larger due to fluffy coat. Lean, agile frame. Coat care, regular brushing required.
Boykin Spaniel: friendly, alert, versatile medium-size breed. Excellent bird dog and easygoing house pet. Great for flushing game or cuddling. Skilled swimmer. Relaxed companion with regular exercise.
Brittany: high-energy, hunting medium-size breed. Thrives on physical activity and dog sports. Upbeat, affectionate companion. Needs an active home to avoid boredom.
Bulldog: stout, medium-size breed. Short muzzle, tendency to snore. Muscular, friendly, and calm. Prone to skin, breathing, and orthopedic problems.
Bull Terrier: charming, playful medium-size breed. Short and stout with muscular bodies. Burst of energy and clownishness. Requires exercise and training to prevent restlessness.
Cocker Spaniel: smaller medium-size breed. Happy, playful companion. Moderate exercise. Long coat requires daily brushing. Prone to ear infections.