25 CFR §11.446
A person commits a misdemeanor if he or she purposely or recklessly:
- (a)Subjects any animal in his or her custody to cruel neglect; or
- (b)Subjects any animal to cruel mistreatment; or
- (c)Kills or injures any animal belonging to another without legal privilege or consent of the owner.
- (d)Causes one animal to fight with another.