Mini Hearth (Black 3058)(Vermiculite) Immediate Shipping Formicaria we use these boxes for

we use these boxes for a small Lasius species currently

Black Exterior Color/Grey Interior

The chamber sizes will be smaller from top to bottom (see below) to make the interior nest size more amenable to the smaller inhabitants of the XXL

Lime Exterior/White sand interior

The Mini Hearth (Bifurcated) is built for tiny

Mini Hearth (Black 3058)(Vermiculite) Immediate Shipping Formicaria we use these boxes forReady 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 *****Vermiculite Interior Formicarium Vermiculite Is Coating the Interior Chamber of this formicarium(+$5)***** Foraging Area Dcor (as seen in photo) Magnetic Ports for Expansion (Additional Mini Hearths Can be Connected On Each Side) Magnetic