Atrium (Bone 4155) formicaria This is not always possible

This is not always possible

Black Exterior/Red interior

Small and Medium Ant Species

Despite not being able to climb smooth surfaces

Atrium (Bone 4155) formicaria This is not always possibleSee More Information About the Atrium at this link. ***MQ Box Museum Quality Acrylic Box Scratch resistant, higher clarity, and magnetically removable lid (+65)*** 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, Formica and Myrmecocystus up to 1,000 (again, approximately).