Utah Code § 76-13-213: Bestiality.

(1)

(a) For purposes of this section:

(i) "Animal" means any live, nonhuman vertebrate creature, including fowl.

(ii) "Sexual activity" means physical sexual contact:

(A) between the actor and the animal involving the genitals of the actor and the genitals of the animal;

(B) the genitals of the actor or the animal and the mouth or anus of the actor or the animal; or

(C) through the actor's use of an object in contact with the genitals or anus of the animal.

(b) Terms defined in Sections 76-1-101.5, 76-13-101, and 76-13-201 apply to this section.

(2) An actor commits bestiality if the actor engages in sexual activity with an animal with the intent to sexually gratify the actor.

(3) A violation of Subsection (2) is a class B misdemeanor.