Awkward caterpillar

Awkward caterpillar

Observation - Awkward caterpillar - UK and Ireland. Description: found feeding on Honeysuckle (later the berries specifically), i have been through 'Porter' and cannot seem to match it do anything. Anyone have any ideas?

found feeding on Honeysuckle (later the berries specifically), i have been through 'Porter' and cannot seem to match it do anything. Anyone have any ideas?