Mining Bees

Mining Bees

Observation - Mining Bees - UK and Ireland. Description: These metallic dull green bees are present in large numbers on a south facing brick wall. Photo 2 shows back end of one excavating a holes in the soft mortar of the wall.

These metallic dull green bees are present in large numbers on a south facing brick wall. Photo 2 shows back end of one excavating a holes in the soft mortar of the wall.