Mini Hearth XL (Grey 9161) Immediate Shipping Formicaria this option includes two additional

this option includes two additional nestmates and a stopper for switching them out quickly

Double-Sided

Watch this short video clip of a Solenopsis invicta colony in an old-style Mini Hearth that has outgrown formicarium

Desert Foraging Style

Mini Hearth XL (Grey 9161) Immediate Shipping Formicaria this option includes two additionalReady for Immediate Shipping, this Mini Hearth XL comes as shown in the photo on this page. ***Modular Design (for more information click this (link)*** Please Read Below On Pairing This Mini Hearth With Your Ant Bundle* Nestmates this Mini Hearth XL comes with two free nestmates ($10 value) (See photo). For more information on this feature, watch this video XL 30% larger formicarium than standard Mini Hearth Foraging Area Dcor (as seen in photo)