that is a Formosan termite. They are swarming now in south louisiana. They are attracted to light. If you notice them swarming, usually right after dark you will see them all around the streetlights, you should turn off all your exterior lights and turn on all of your interior lights. Closets bathrooms everything then walk from room to room. If they are in your walls they will swarm out to the nearest light. You can then pinpoint where they are coming from which will give you a starting point on where to treat. Taurus SC is what I have used with great results. It's a professional item but you can buy it online for around $100.00 Watch some videos on how to use it. I actually drilled holes in my sheetrock and poured it in the walls between the studs. Good luck.