They may eat loose threads or become entangled in them. You need to keep their fat intake to a minimum. It can result in health problems later on and in any babies. Canned fruit is NOT an option because it contains preservatives and refined sugar which are harmful. Suggested food items Sugar Gliders are fond of many different types of food.
Sugar Gliders can be peculiar about what they eat.
They may be willing to accept a certain food for a few days and then refuse it after a week. The following week they may eat the food item again. The bottom line is that they each have their own personality and tastes. It will just take time to find out what they like. Some people suggest feeding once a day at dusk, while others will feed twice a day.