Other Insects. Red eyed tree frogs like eat most of the live insects. Meal worms, wax worms, or silk worms can be used as supplement to crickets. Place these worms into feeding dish to avoid burrowing into the substrate.Tree frogs also eat other insects like fruit flies, curly flies, house flies, spiders, grasshoppers and moths.Gut loaded these insects with reptile supplements before feeding them to your red eyed tree frogs.ther Insects. Red eyed tree frogs like eat most of the live insects. Meal worms, wax worms, or silk worms can be used as supplement to crickets. Place these worms into feeding dish to avoid burrowing into the substrate.