A. Euthanizing shall be done by the most humane means possible by a rehabilitator or the rehabilitator's veterinary consultant, and in a manner prescribed by the veterinary consultant. These procedures shall conform to the standards set by the American Veterinary Medicine Association or the National Wildlife Rehabilitation Association.
B. An animal listed as a threatened or endangered species may be euthanized after the rehabilitator has obtained the approval of the Wildlife and Heritage Service if:
(1) It is necessary to relieve immediate pain; or
(2) The Department determines that recovery is highly unlikely.