I have for sale premium mini-formicarium for small species. This mini-nest is suitable for small species of ants about 5 mm in size of a queen. Species such as Temnothorax sp., Tetramorium sp. and other smaller species of ants. The nest is equipped with a ventilation soft stainless steel mesh in the lid and in the lower part there is an effective hydration system with refilling through a hole in the back of the nest, which ensures humidity for up to 14 days depending on the room temperature.