Mini Hearth Type III ( MOD2 Black) queen ant farm What does add a second

What does add a second side mean

****COMES WITH FREE MUSEUM GLASS ($50 value)********

2 standard-sized Water Towers inside nest (filled outside of nest)

Acrylic top

Mini Hearth Type III ( MOD2 Black) queen ant farm What does add a secondReady for Immediate Shipping, this Mini Hearth comes as shown in the photo accompanying this product. ***New Modular Design (for more information click this (link)*** Nestmate this Mini Hearth ($5 value) comes with a nestmate (See photo). For more information on this feature, watch this video Foraging Area Dcor (as seen in photo) Museum Glass optional Included with this purchase is a syringe for hydration, Mini Hearth PDF guide, nestmate and stoppers,