Larva on burdock

Larva on burdock

Observation - Larva on burdock - UK and Ireland. Description: The edge of this burdock leaf was curled over and covering a larva. I have not been able to make any progress on what it may be, has anyone got any suggestions? The burdock was at the edge of a path next to a disused canal

The edge of this burdock leaf was curled over and covering a larva. I have not been able to make any progress on what it may be, has anyone got any suggestions?

The burdock was at the edge of a path next to a disused canal