Mosquitoes
Every night they would come, to feast on the blood of my family. Nothing we did could keep them out. They kept on coming, relentlessly. But on some nights, I would manage to slay one of the vile creatures. And then I would place its mangled body on the window sill with the others. I had hoped that the long line of dessicated corpses would serve as a warning to the rest of them. It never did, but the seeing the increasing numbers of their dead by the light of dawn would give me grim comfort…