Does it look like this?

You'll find more info at the link below.... Don't touch! ouch - ouch - ouch (!)

~ Robin

Here is a link that might be useful: puss caterpillar

It looks like this:

I can't tell if yours have this red stripe along the sides (it could be very faint); if it does, it's an Io moth caterpillar. Still stings!

Ouch. Yes the older Cats look like that one now. Thanks.

No problem!

If you get stung put a compress soaked in ammonia on it. It will take the sting and itch out of most everything, including fire ant bites to wasp stings. The ammonia counter acts the venmon. :o)