Mini Hearth, Bifurcated (Lime 3044) Founding formicaria I would recommend a medium

I would recommend a medium sized nest for them because the chambers and tunnels for the Pioneer are larger on average than  some of our other nests

The Mini Palladium is a new Premium Formicarium from Tar Heel Ants

What does add a second side mean

Not recommended for larger ant species**** (+$14)  This is a large area for a colony of tiny or small ants

Mini Hearth, Bifurcated (Lime 3044) Founding formicaria I would recommend a mediumReady for Immediate Shipping, this Mini Hearth comes as shown in the photo accompanying this product. ****Bifurcated Mini Hearth 2 levels This is optimal for tiny and small ants, SOME medium ants as well. Not recommended for larger ant species**** (+$14) This is a large area for a colony of tiny or small ants. The extra level will be appreciated! Features: Color and Decor are as seen in accompanying product photo. Nestmate this Mini Hearth ($5 value)