Grey / Dark Dagger

Grey / Dark Dagger

Observation - Grey / Dark Dagger. Description: I am reasonably sure this is either a Grey or Dark Dagger but WT&L comment on the difficulty of telling these two apart. Comments however are welcome. But what a beautiful moth.

I am reasonably sure this is either a Grey or Dark Dagger but WT&L comment on the difficulty of telling these two apart.
Comments however are welcome. But what a beautiful moth.