Berberomeloe majalis. Red-striped oil beetle - Flickr - gailhampshire

Description:

Description: Also called blister beetle from toxic oil (cantharidin) secreted under threat, causing skin to blister. Female lays eggs in ground and hatched lavae climb on to flowers to hitch a ride back to nest chambers of solitary bees. They consume bee pupa and food supply. Then hatching themseves to feed on leaves and flowers. Date: 1 May 2011, 15:17. Source: Berberomeloe majalis. Red-striped oil beetle. Author: gailhampshire from Cradley, Malvern, U.K. Camera location36° 26′ 16.78″ N, 5° 27′ 04.6″ W View all coordinates using: OpenStreetMap 36.437994; -5.451278.