In the dream you became an animal, this dream shows that you follow your instincts, you desire to forget civilization and to act wildly and extremely crazy in your life. You want to express your independence with such a wild behavior. Also this dream may show your primal sexual desires, you want a wild and noncommittal relation or sex. But it is really important what kind of animal you became.
Read more about dreaming of Zoomorphism in other dream meanings interpretations.