No, i found one today and i got a little poke from the fella but as i know of, No.
Not all spiky caterpillars are poisonous, but some do possess toxic spines that can cause irritation or allergic reactions if touched. It's best to avoid touching any caterpillar with spiky or brightly colored hairs as a precaution.
a great leoperad mothhttp://www.flickr.com/photos/zombie37/181892190/
The caterpillar of the Io moth seems to fit your description. The related link has pictures.
The black and yellow caterpillar with spikes is called a "cinnabar moth caterpillar."
The name of the yellow and black caterpillar with spikes is the "Eastern Tiger Swallowtail caterpillar."
The caterpillar is mainly orange with black rings is a Seirarctia Echo caterpillar. This caterpillar will turn into a Echo Moth.
The caterpillar with long black hairs on its body is likely a woolly bear caterpillar.
The caterpillar that is black with a lime green jacket is the Saddleback Caterpillar. These caterpillars can sting and it will be very painful.
The most poisonis reptile is snake
It can be a Monarch caterpillar or a Northern Florida caterpillar.
The possessive form of the noun caterpillar is caterpillar's.Example: The caterpillar's colors are black and red.
The name of the black caterpillar with yellow stripes commonly found in North America is the Eastern Black Swallowtail caterpillar.