Boxer puppy in Pembroke Pines. grow up to become medium-sized, square-built dogs of good substance with short backs, strong limbs, and short, tight-fitting coats. The Boxer’s well-developed muscles are clean, hard, and appear smooth under taut skin. Its movements denote energy while its gait is firm yet elastic. Its stride free and ground-covering while its carriage is proud. Developed to serve as a guard, working, and companion dog, the Boxer combines strength and agility with elegance and style. Its expression is alert and its temperament is steadfast and tractable.