Nick Upton / Potter wasp / Mason wasp (Eumenes mediterraneus) feeding on Rock samphire / Sea Fennel flowers (Crithmum maritimum) by the coast, Samos, Greece, August.

Nick Upton / Potter Wasp (Eumenes sp.) on Variegated Spurge (Euphorbia marginata) flowers. Lesbos / Lesvos, Greece, August.

PREMAPHOTOS / Female mud dauber wasp (Eumenes fenestralis) collects mud. S.Af.

PREMAPHOTOS / Female Mud dauber wasp collects mud for nest building {Eumenes fenestralis} S Africa