A Veterinarian is an animal healthcare professional who diagnoses and treats injuries and illnesses in animals. They use medical tools and diagnostic equipment like x-ray machines and perform surgeries when necessary. Veterinarians provide essential medical services for pets, similar to how physicians care for humans.Veterinarians treat the injuries and illnesses of pets and other animals with a variety of medical equipment, including surgical tools and x-ray and ultrasound machines. They provide treatment for animals that is similar to the services a physician provides to humans.The Veterinary doctors roles and responsibilities are to diagnose and cure the illnesses of animals. Their routine tasks involve performing surgeries, advising on nutrition, and educating animal owners. They also assist with the reproduction and breeding of animals.