Dr. Erin Hiskett, McConnell Veterinary Clinic veterinarian, checks Nella’s gums and teeth, Jan. 26, 2015, at McConnell Air Force Base, Kan. During a yearly check-up, the vet clinic checks a pet’s heartbeat, respiratory system, eyes and ears to ensure they are healthy. (U.S. Air Force photo/Airman 1st Class Christopher Thornbury)