Atrium (Beige 106) Fortress Golden-brown or White Sand optional

Golden-brown or White Sand optional for interior

and Prenolepis imparis are well suited to the Mini Hearth

Brown Side Panels

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The magnets also allow you to connect your Mini Hearth to this version as well as the XL and XXL versions (not Bifurcated)

Atrium (Beige 106) Fortress Golden-brown or White Sand optionalGeneral 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, Formica and Myrmecocystus 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