Atrium (Red 103) Fortress Filling the water tower inside:

Filling the water tower inside:

Learn more about the Phalanx formicarium here

White Sand Interior/ Dark Blue Exterior

Grassland  Foraging Decor

Atrium (Red 103) Fortress Filling the water tower inside:General Information: *****Due to the size of the open chambers, this formicarium is considered a small to medium sized formicarium and can hold an estimated 1,000 to 2,000 medium sized ants, larger species such as Camponotus and Formica up to 1,000 (again, approximately). While it is quite possible some small species (Lasius spp.) will do quite well in the Atrium, estimating numbers would be quite high due to the design. This design is not intended