Fortress Type III (Grey 5158) queen ant farm Are they expandable

Are they expandable

This Pogonomyrmex occidentalis bundle can be shipped to all lower 48 states except Florida

Large Water Tower (Screen covered apparatus inside habitat for humidity)

3/8" connection ports located on each end

It features a 4x4x3 nestblock with 2 levels and an attached 4x4x3 foraging area via magnetic connection

Fortress Type III (Grey 5158) queen ant farm Are they expandableThis product is available for immediate (2 3 business days) shipping. ***Tiny Small Species Tunnels and Chamber Size*** (+$10) See this fortress link for more information about this formicarium. Features: Type III material Medium Large species chambers Decor Per Photo Museum Glass Optional 95% glare reduction (Shown in photo) Removable Vent optional What comes in the box? Fortress formicarium (as seen in photos), nestmate, mini liquid feeder, 2