There are plenty of ways you could. Bearded dragons are some of. Web in same way you can decorate your home walls or something else :) my idea was to make 2 pieces and put them together like a puzzle.
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Custom terrarium background Bearded dragon setup YouTube
Instead of a plain background, use a 3d background with a desert or jungle scene to enhance the theme.
(for better handling and taking out of a terrarium).
