Terro Fruit Fly TrapsHave you ever left a banana on the kitchen counter and then returned to see a swarm of fruit flies hovering over it? If you have, then the Terro Fruit Fly Trap is what you need. These traps come in an apple shaped design which acts instantly to attract fruit flies with its patented scent. There are holes on the top through which flies come in and then get stuck inside the trap. The Built in window also lets you see the fruit flies trapped inside.