That's excellent. It reminds me of the Moist Root Shelters suggested by Editha in Germany.
Here is her article: http://www.graeca-home.de/Krueger%202008%20e.pdf
What I've noticed is that my tortoises don't bother much with tunnels which are open at both ends and if I was using one I would block off one end totally.
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Testudo Hermanni Hermanni (Corse) tortoises
Last edited by Ozric Jonathan; 30-07-2013 at 12:04 PM.
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