1. “Feral swine” means any swine running at large.
 2. A person shall not knowingly release swine to become feral swine.
 3. Upon discovery of feral swine on public or private property, the department may destroy or order the destruction of the feral swine. However, the department shall not destroy the feral swine or order the feral swine’s destruction, unless the department concludes, after conducting a reasonable inquiry in the area where the feral swine is located, that the feral swine’s ownership cannot be determined. The department may call upon a peace officer or appropriate state or federal agency, including but not limited to the department of natural resources or the department of public safety, to enforce this section as set forth in section 159.16.
 4. A person may destroy feral swine if the feral swine is on the person’s property or is damaging the person’s personal property. The person shall immediately notify the department of the destruction of the feral swine and allow for possible testing of the feral swine by the department.
 5. This section shall not be construed to limit the powers of the department otherwise granted by law.