Yes, I know the weather’s foul (at least in the northern hemisphere), but we’ve passed the solstice and the days will only get longer from here on out! Dream of warmer days and nights as you make yourself a mosquito trap; couldn’t you use a few of these? You’ll need a 2-litre pop bottle, black paper, sugar, yeast, and these instructions. I also found some instructions for DIY fly traps here and here, while here are some tips for dealing with wasps and hornets.
Bridlepath 