Veterinarians play a crucial role in animal health care, diagnosing and treating illnesses, performing surgeries, and promoting animal welfare. Their responsibilities include conducting exams, prescribing treatments, and collaborating with technicians and specialists. Required qualifications include a Doctor of Veterinary Medicine (DVM) degree and state licensure. Work environments vary from clinics to research facilities. Career progression might lead to specializations in fields like surgery, dermatology, or public health.