That sounds very familiar, Noodle also likes to have his tail in a corner of sort and likes to go when he's relaxed and has been out for a while. Handling seems to be the prevailing theory for the cause of accidents outside of the tank and it definitely makes a lot of sense. Those are some very interesting observations about Crowley, I can totally believe that some BPs are more careful about cleanliness. IMO all animals are probably smarter than we give them credit for, and we'll never know how much they really know.