Renter: Existing cavities. Nests in dry plant stems of Rubus, Carduus, Onopordon and Spiraea salicifolia. Also reported from vacated galls of the cynipid wasp Andricus kollari (Westrich, 1989).
%LABEL% (%SOURCE%)
Renter: Existing cavities. Nests in dry plant stems of Rubus, Carduus, Onopordon and Spiraea salicifolia. Also reported from vacated galls of the cynipid wasp Andricus kollari (Westrich, 1989).
%LABEL% (%SOURCE%)