DICTIONARY
Zoo - To dream that you are at a zoo symbolizes loss of freedom. Alternatively, a zoo suggests that your abilities and talents are going unnoticed. You or an aspect of your life feels caged in. The zoo may also represent chaos and confusion as implied by the common phrase "this place is a zoo!" You may need to tidy up some situation in your life. To dream that animals escape from the zoo implies that your hidden desires can no longer be contained and must be acknowledged or expressed.
Zookeeper - To see a zookeeper in your dream suggests that you are on the verge of losing control over some aspect of your life. Some situation or emotion is threatening to come to the surface.
Zoomorphism - To dream that you are changing into the form of an animal indicates that you are becoming less civilized, less restrained and becoming more free and instinctive. You may be expressing your newfound freedom/independence and experiencing a lack of boundaries. Alternatively, taking the form of an animal suggests that your primal desires and/or repressed sexual urges are coming to the surface and needing to be satisfied. Consider also the animal that your turn into.