sentences:  Another version is black with yellow spots and a red head.The colour of the larva darkens before pupation.They feed on fireweed ("Chamaenerion angustifolium", "Epilobium montanum"), on bedstraw ("Galium verum" and "Galium mollugo") and various other plants ("Clarkia", "Fuchsia", "Circaea", "Plantago major", etc.