Working horses are domesticated animals trained to perform various tasks that assist humans. They are often used in agriculture for plowing fields, pulling carts, and transporting goods. Breeds like Clydesdales and Percherons are popular for their strength and endurance. In addition to farming, working horses are also employed in industries such as logging and ranching. They can help manage livestock and carry out tasks in rugged terrains where machinery may not be effective. Overall, working horses play a vital role in many sectors, showcasing their versatility and importance in human activities.