Mini Hearth (Grey 5501) Fortress The purpose is to provide

The purpose is to provide easy access to the foraging area to drop in food items

Magnetic Ports for Expansion (Additional Mini Hearths Can be Connected On Each Side)

Tiny/Small Species Chambers

This adds $20 to the total price of the formicarium while adding on another 4x4" in nest space the colony can use as an expansion

Mini Hearth (Grey 5501) Fortress The purpose is to provideReady 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"