It sounds like you are on a trip and ran out of room on your memory card. If that is the case, you might want to just buy another memory card. You could also borrow a computer from someone and transfer your RAW files to a flash drive or if you ha...
Both suggestions above are very good. If you are on a tight budget, you might want to consider the Canon 85mm F/1.8 lens. I would add that the closest focus distance is about two and a half feet. Only you will know if that is close enough for you....