Fox Moth Caterpillars?

Observation - Fox Moth Caterpillars?. Description: Black caterpillar with thin regularly spaced orange rings along length of body. No obvious protruberances but hairy along length of body. Many individuals, but not in groups. Smallest was about 20mm long and 2-3mm thick, whilst longest were about 40mm lon

Black caterpillar with thin regularly spaced orange rings along length of body. No obvious protruberances but hairy along length of body. Many individuals, but not in groups. Smallest was about 20mm long and 2-3mm thick, whilst longest were about 40mm long and 5-6mm thick.