Have you tried the For Free or For Sale section?
You could also try craigslist.
Not sure on breeders selling adults. I know some of them sell their retired beardies, whom they don't want to breed anymore.
Rio Reptiles has some adults and sub adults for sale. I just got a baby from them, and she arrived fine and in good health. Lady is very nice..might try them
I found my adult male with full setup for $20 on Craigslist. The family was moving and had to rehome all of their pets ASAP. He's a total sweetie too because he was raised with 3 kids constantly bothering him :lol:
I just set Swordtail's timer for his bath and paused it so I could actually fill his soaking bowl up and he crawled over my phone and canceled the timer
Mirage came out of brumation on April 26. He was doing great. On May 2 he started acting funny. We just redid his tank, and he keeps going into one of his hides. He just lays there. He shows no intrest in food. HELP!