Crematogaster rochai is a monogynous ant species with colonies of up to 20,000 workers. They have a fast development speed. The queen measures 12-14 mm and workers are 5-6.5 mm. Their head is orange or brown-orange, while the rest of their body is dark brown. They primarily feed on insect food, syrup, fruit, vegetables, jelly, and cooked chicken.

Monomorium cekalovici is a monogynous ant species with colonies reaching up to 10,000 workers. They exhibit a moderate development speed. The queen measures approximately 8–9 mm in length, while workers are 2.5–3.5 mm. Their head and thorax are yellowish-brown, contrasting with a darker brown gaster. They feed primarily on small insects, sugary liquids, jelly, fruit, and protein-rich foods such as cooked egg or chicken.

Pheidole barbata is a dimorphic, structured ant species with distinct soldier and worker castes. Fast-growing and highly organized, it’s a great choice for keepers interested in visible caste roles and dynamic colony behavior. Low-maintenance and tropical — ideal for intermediate hobbyists seeking variety without excessive complexity.