(a) A person commits an offense if he knowingly engages in any of the following acts in a public place or, if not in a public place, he is reckless about whether another is present who will be offended or alarmed by his:
act of sexual intercourse;
act of deviate sexual intercourse;
act of sexual contact; or
act involving contact between the person's mouth or genitals and the anus or genitals of an animal or fowl.
An offense under this section is a Class A misdemeanor.
Acts 1973, 63rd Leg., p. 883, ch. 399, Sec. 1, eff. Jan. 1, 1974. Amended by Acts 1993, 73rd Leg., ch. 900, Sec. 1.01, eff. Sept. 1, 1994.