Unidentified caterpillar

Unidentified caterpillar

Observation - Unidentified caterpillar. Description: Disturbed inadvertently in a garage. A very hairy caterpillar. It was clearly spinning a cocoon prior to pupating. Has anyone any tips on helping it survive? Length, around 20mm.

Disturbed inadvertently in a garage. A very hairy caterpillar. It was clearly spinning a cocoon prior to pupating. Has anyone any tips on helping it survive?
Length, around 20mm.