I assumed at the time I was only seeing males (did see a few 'brown' blues flying but male Common Blues were also on the wing and none landed so couldn't get a positive ID on any) but looking at some pics on my computer I have noticed some of the 'males' have a few red scales on the hindwing lunules
![Question :?:](./images/smilies/icon_question.gif)
First picture is awefully out of focus
![Embarassed :oops:](./images/smilies/icon_redface.gif)
![Embarassed :oops:](./images/smilies/icon_redface.gif)
![Embarassed :oops:](./images/smilies/icon_redface.gif)
![Smile :)](./images/smilies/icon_smile.gif)