Extensive notes are available on my FA Journals: start with http://www.furaffinity.net/journal/4969737/
The reference picture was drawn by artist Ashe Skyler , who does the Just Another Day webcomic: http://jad.raven-wing.net/ She has posted it on her DeviantArt account: http://asheskyler.deviantart.com/art/Commission-Auric-OCD-428156264