Nut Weevil (Curculio nucum)
Inside an infested nut, a cream/white larva with a brown head surrounded by excrement may be found. A hole in a nut shell is a sign that the larvae has already finished feeding, and left the nut, substantially eaten out.
Nut weevil
![[ Cumbria Photo ]](https://0.gravatar.com/avatar/6d926be178939cb795bd03555eef8d0d?s=96&d=wavatar&r=G){kind=avatar}
Marvellous close-up details.
Thank you. š