Cardiocondyla mauritanica
Temperature
24–28 °C
Humidity
50–70%
Colony size
500–3,000
Queen size
2.5–3.5 mm
Worker size
2–2.5 mm
Diet
Care Guide
Cardiocondyla mauritanica is a fascinating species that proves big things come in small packages. Despite their diminutive size — queens measure only up to 3.5 mm and workers rarely exceed 2.5 mm — these ants are remarkably resilient and highly adaptable. Colonies can grow to several thousand workers, forming dense, active populations that are a joy to observe. One of the most intriguing aspects of this species is the presence of ergatoid males: wingless, ant-like males that fiercely defend their colony from rival males, sometimes engaging in lethal combat. This unique reproductive strategy makes Cardiocondyla a favorite among myrmecologists and experienced hobbyists alike.
Care difficulty
Keeping Cardiocondyla mauritanica is rated as intermediate, mainly due to their tiny size and specific environmental needs. They are claustral founders, meaning the queen seals herself into a chamber and raises her first generation of workers entirely on her own stored reserves. Once the colony is established, care becomes more straightforward, but the initial phase requires patience and a steady hand. Their small workers are capable of escaping through the tiniest gaps, so a well-sealed formicarium with fine ventilation mesh is essential. Since they originate from warm, subtropical regions, they do not require hibernation and can be kept active year-round with consistent heating.
Housing
A suitable setup for Cardiocondyla mauritanica should maintain temperatures between 24 and 28°C and humidity levels around 50 to 70%. They thrive in a warm, dry nest with a slight moisture gradient. A formicarium with multiple chambers and a test tube or plaster nest works well. Because these ants are so small, they can easily drown in open water sources, so a test tube with a cotton plug or a small gravity water feeder is recommended. Their diet is varied: provide small insects like fruit flies or pinhead crickets, alongside a steady supply of sugar water and protein sources such as boiled egg or jelly. They are enthusiastic foragers and will appreciate a clean, well-organized outworld with fine sand or clay substrate.
First days after purchase
Upon receiving your colony, place the nest in a quiet, dimly lit area and allow the ants to acclimatize for at least 24 hours. Avoid any vibrations or bright lights. Check that the queen is active and that brood is present. If the colony is still in a test tube, keep the tube connected to the formicarium and let the ants explore at their own pace. Offer a drop of sugar water and a tiny insect piece near the entrance. Do not disturb them unnecessarily — these small ants are sensitive to sudden changes and can become stressed. After a few days, you can gradually increase observation time, always being mindful of their need for warmth and peace. With proper care, Cardiocondyla mauritanica will reward you with a bustling, dynamic colony that offers endless insight into the complex social lives of ants.