 But you find out here small red spots with white centers clustered in small groups and typically on the ankles and legs Those are probably fleas super itchy line of red dots on thin skin after being outside of humidity Those are triggers or mites white fluid filled blisters you got attacked by ants better pink isolated itchy bumper Well, that's mosquitoes clustered red marks sometimes in the line or zigzag I am so sorry you have bed bugs to puncture wounds and painful to the touch It may be a spider if your symptoms get worse So you suspect any of these guys bit you seek medical attention immediately