I would imagine that the bugs might be a metaphor for things that bug you in real life. Are there any annoyances or issues in your life recently that you are trying to solve.

That you were scared or didn't want to deal with them might signify the same about your waking issues. The bright spots might indicate positives or hope for solving the problems. An online dream dictionary can help you unravel what the colors mean. Red can mean a few different things if I remember correctly including anger or energy.