No person shall overdrive, overload, drive when overloaded, overwork, torture, torment, deprive of necessary sustenance, cruelly beat, mutilate, or cruelly kill, or cause or procure to be so overdriven, overloaded, driven when overloaded, overworked, tortured, tormented, deprived of necessary sustenance, cruelly beaten, mutilated, or cruelly killed, any animal. Further, no person having the charge or custody of any animal, either as owner or otherwise, shall inflict unnecessary cruelty upon the same, or willfully fail to provide the same with proper food, drink, shelter, or protection from the weather. The cropping of dogs’ ears shall be considered to be a mutilation or cruelty to an animal within the meaning of this section, unless the cropping is performed by a registered veterinary surgeon, while the dog is under anesthetic.