Nucleus Type I Custom (Blue/Bone) Fortress Multiple units can be connected

Multiple units can be connected together to form a larger formicarium

3" diameter petri-style habitat w/lid

particularly at first (it loosens over time but is always secure for even tiny ants)

Watch this video for examples of how to use them in your habitats:

3" x 6" (75mm x 150mm) single or double-sided nest

Nucleus Type I Custom (Blue/Bone) Fortress Multiple units can be connected*Ready for fast shipping (depending on any custom requests) Features: Blue Interior, Bone Exterior Desert Mountain Foraging Area Medium Large Species Design Two Sided Magnetically Removable Glass Covers Sand Coated Tunnels and Chambers Museum Glass Optional