Fortress (Type III)(Grey 309) Fortress The Atrium has one 3/8"

The Atrium has one 3/8" and one 1/2" port for expansion as a standard feature (additional ports available upon request)

1 XL Water Towers (filled from outside

***Custom Museum Quality Box - Removable 3x4" Opening - Feed Your ants without removing the entire lid- 4  x 1" opening vents

which is what we raise our colonies in during founding and beyond

) while other larger formicaria such as the Nucleus

Fortress (Type III)(Grey 309) Fortress The Atrium has one 3/8"The Fortress Formicarium from Tar Heel Ants is a starting ant habitat for small ant colonies. If you are interested in starting pet ant colonies or in need of an ant formicarium for a small colony, the Fortress formicarium can help you! ***Please NOTE: You are ordering the formicarium in the photos on this page.*** See this fortress link for more information about this formicarium. Features: Type III material Medium Large Species Chambers Museum Glass