In this past summer, I was lucky enough to discover and observe quite a few Hymenopteran species living in and around the old house in north Athens.

Giant resin bee, Megachile sculpturalis (Hymenoptera: Megachilidae) Found at the back of the house.

Carrying resin

Sealed

Old photo from Illinois 2013

Location of the hole

Carrying resin

Mason wasp, Parancistrocerus fulvipes. Found on the outlet on the patio.

Final instar & adult

Adult

They made nest in the outlet holes

All from hole no.1

Can you see the larva?

Mason wasp Eumenes fraternus (suspected). Found outside my lab.

I opened it…

The nest on the wall

Pupa

Adult

One week after the first photo

He/she was released afterwards