I've been waiting for someone to ask me that.
Day 282: Dragon Month #24
"I have yet, in all my studies, to discover a satisfactory explanation for the reasons why dragons have fins, horns, spikes or hair. I have also failed to discover any kind of pattern or social reasoning for it, nor have I seen any dragon altering it's natural features. As far as I can discern, the facial characteristics of dragons are entirely random."
Time: 30 Mins
Music: God Thinks