Who knows what these things are?
It just so happens that I took a shot of these once when playing with macro (mine were from the grocery store) so I recognized them immediately. Then again, when I showed others the photo, no one could guess. Here's my shot - different, but similar enough.
Jeff Peterman, Moderator 7D and Phone/Tablet forums.
Not a staff member, or paid employee, of DPReview.
Any insults, implied anger, bad grammar and bad spelling, are entirely unintentionalal. Sorry.