Messor orientalis (harvester ant)
Monogyne, polymorph species with minor, media and major workers. Winter hibernation don't need them. They eats seed-mix and insects. They really like oiled seeds like hazel-nut, walnut and sunflower. The colony reach the 50-75 workers at the first year, and a few hundred on the second year. For the third year the colony number can be few thousand. They need middle-humid nest. Very clean ant species which can work well also in warmer temperature. This species recommend for beginners.