Not always easy to tell, if they're flying together. I find PBs a more orangey colour than the darker SPBs, but the uns. are quite different... I have a better uns. shot from yesterday, along with one of last year's SPBF....
![Image](http://i223.photobucket.com/albums/dd306/ptkip/BeuphrosyneSD4947271405085002.jpg)
from yesterday
![Image](http://i223.photobucket.com/albums/dd306/ptkip/BseleneSE8569821007072002.jpg)
last year's
What do you think?