Nearly a dozen house mice in New Mexico have tested positive for H5N1 bird flu, according to federal officials, adding them to the growing list of mammals being infected with avian influenza. The Animal and Plant Health Inspection Service at the U.S. Department of Agriculture reported Tuesday that 11 house mice in Roosevelt County in New Mexico had tested positive for the virus. Detailed information about the cases were not immediately released but it’s the first time that bird flu has been found in the common house mouse in the real world. Mice had previously only been infected as part of lab…