Tortoiseinfo.org - An interesting and detailed discussion on humidity, moisture theory, and how it applies to tortoises specifically. Great info here that can be applied to any number of species.
Jan 16, 2012
by Editor in Chief
Tortoise Trust - This is an old thread recently revived. It links to an article detailing research on tortoise diets and has a long, informative discussion about options for feeding captive tortoises.@ Tortoise Trust