bio-active reptile substrate by Matthew February 8, 2011, 1:21 am 18 Views 0 Votes See more Previous article Bio-active Substrate Written by Matthew I've been keeping odd pets since I was 14, keeping and breeding a variety of species from viper geckos to poison dart frogs. Now living in Georgia, working in online advertising. Leave a ReplyYour email address will not be published. Required fields are marked *Comment * Notify me of followup comments via e-mail Name * Email * Website Δ