Bookwise, order right online from kingsnake and save the gas.
Green Iguana; Ultimate Owners Manual This book has great diagrams on building a giamongous cage. looks like you can get a good deal on a used book for like 4 bucks!
Iguanas For Dummies This is a great reference book reads easy and has a lot of practical user assistance.
MKs iguana site This should give you a good research base.

As for sexing, shoot a clear side view pic of the head and the underside of the rear legs including vent area and post them. We should be able to help with that. Dump the cypress. Iguanas are notorious for eating loose substrate and getting impacted. Newspaper will work fine. Add in some shredded squash and yams and parsnips and perhaps some chopped fruit like berries. (your beardies will like this too)

Hit up that website tho, it will give you a lot of really good information.
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Cindy
PHFaust

Email Cindy

Land of the Outcasts!