For a defendant to be found guilty of failing to control a dangerous animal, all of the following “elements of the crime” must apply: The defendant owned, or had custody or control of, a dangerous animal; The defendant knew that the animal was dangerous; The defendant willfully (that is, willingly or on purpose) allowed the animal to run free or else failed to use ordinary care in keeping the animal; The animal killed or caused serious bodily injury to another person; and The victim took all the reasonable precautions that an ordinary person would have taken in the same situation (unless the victim was under the age of 5, or was for any other reason incapable of taking reasonable precautions).