Chihuahuas are originally from Mexico, so as a breed they tend to prefer spicier foods. Also, there is a special kind of field mouse native to northern Mexico called, in English, beast of the plains that they prefer. Your answer will be published for anyone to see and rate.
Residency is a stage of graduate medical training. A resident or house officer is a physician (one who holds the degree of M.D., D.O., or MBBS, MBChB, or BMed) who practices medicine usually in a hospital or clinic under the direct or indirect supervision of an attending physician.
Step 5: Obtain Licensure. Doctors must obtain medical licensure to practice in hospitals and other types of medical facilities. In order to earn licensure, doctors must pass the United States Medical Licensing Exam (USMLE).