Lastly, Gregory also wrote a book and used animal symbolism as a literary tool. According to Brian Kerns, Gregory’s life involved both religious and imperial politics which gave him ample opportunity to consider many moral issues. It is also known that his education included studying law which would have held the same opportunity for reflection. Kerns also makes a point that Gregory’s use of symbolism illustrates his solidarity with tradition, and that he likely read all the important authors including Pliny. One of Gregory’s well-known works, Moralia in Job of the late sixth century, is a compilation that addresses moral questions concerning the biblical book of Job. Similar to the Physiologus, the Moralia combines fact and fable by presenting