Fortress (Type III)(Bone 2021 Vermiculite) custom formicaria This formicarium is recommended for

This formicarium is recommended for growing small to medium-sized colonies

A 5x7 inch (125mm x 175mm) hand-molded nest using our proprietary method to sand-coated chambers magnetically attaches to a 4x8x4 inch (100mm x 200mm x 100mm) foraging area

Dark Blue Side Panels

Colors (Per Photo)

Fortress (Type III)(Bone 2021 Vermiculite) custom formicaria This formicarium is recommended forThis product is available for immediate (2 3 business days) shipping. See this fortress link for more information about this formicarium. NEW FEATURE: Replacing the normal sand coated interior, this formicarium has a vermiculite interior. Vermiculite has special properties of moisture retention. For years it has been used as an incubation material for captive breeding of reptiles. It also has a naturalistic look, a darker substrate with some shiny