i got a tiny pixie frog and tiny pacman frog last week at a show the pac man wont eat unless i put the worm to his lips,also the pac has a bulge on his left thigh almost like it is swollen or somthing.the temps are 80 day 75 night i feed dusted molted mealies.i have a bowl of water and a plant to hide behind.why wont he eat by just putting the bugs in there and what is that bulge