I'm just guessing this is a girl since she's preparing a nest. She would have to be the most docile wasp I've seen as I accidentally ran my finger under the nest thinking it was a fairy light?! She just sat there. She also went about her business while I took numerous photos with my macro lens.
@murnane Lol, I knew what you meant. Not sure that I have it down pat but it's lots of fun in the process. @9gpie You could be right! Thanks for the comments Nigel and Marg.
fantastic image; love the background colour to complement the subject.
http://365project.org/chel/365/2011-01-29