Hey Julie, welcome to garden.org Here's the link to the University of Florida Bug ID page where the scientists will be able to tell you what that bug is.
http://entnemdept.ufl.edu/inse...
I've never seen one of those before, so please do come back and tell us what it is?
Btw, if you would complete your personal profile with your city and county, it makes it easier for people to answer questions in future. (just click on the little person icon in the blue sidebar to the left)