Mini Hearth (Terra 00042) keeping ants The Pioneer XL is 40%

The Pioneer XL is 40% larger than the standard Pioneer

This formicarium features double foraging areas

or heat lamps are an absolute requirement  (unless you have a heated room or incubator)

The next issue is ventilation

Mini Hearth (Terra 00042) keeping ants The Pioneer XL is 40%Ready 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"