Cleptoparasite of several cavity nesting species species (e.g.Osmia lecucomelana, Osmia claviventris, Osmia tridentata, Osmia gallarum, Chelostoma rapunculi and Heriades truncurum)
Cleptoparasite of several cavity nesting species species (e.g.Osmia lecucomelana, Osmia claviventris, Osmia tridentata, Osmia gallarum, Chelostoma rapunculi and Heriades truncurum)