Mini Hearth (Bone 3059) formicaria 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)

attached foraging area

This formicarium has the exact same possible features as the other "Black Friday Serenity" formicarium found here

so please use these if you expect them to be helpful to the safe arrival of your ant colony

and an upper range of 85-90 degrees

Mini Hearth (Bone 3059) formicaria The Atrium has one 3/8"Ready for Shipping, this Mini Hearth comes as shown in the photo on this page. Nestmates this Mini Hearth comes with a nestmate ($5 value) (See photo). For more information on this feature, watch this video ). Foraging Area Dcor (as seen in photo) Magnetic Ports for Expansion (Additional Mini Hearths Can be Connected On Each Side) Magnetic Glass Panels (Museum Glass optional) 2 Connection ports on each short side, Nestmate Ports in the back (3 8"