Sounds dehydrated
Yes he sounds dehydrated to me, mist him. Make sure he is getting enough water. If unsure there is one sure way. Get a tiny 1 ml syringe fill it with water and feed to him 3 x a day, he needs juicy bugs as well not just dry locusts (even gutt loaded). His mouth should be pink...
Is something wrong
They don't like to see each other, have you mist them 3 times a day with water from a plant spray and plant foliage? do you have the right UVA light? It must be renewed every 6 months, as the light might be on but the UVA has gone.
Is the viv set at 32 degrees on a...