It is not difficult to recognize this species. Аnts of medium size, their length is from 7 to 14 mm. The color is red-brown, the abdomen and head are black. There is a poisonous gland on the abdomen, with the help of which they protect the family and hunt, throwing out poison several tens of centimeters.
Red forest ants are the main fighters against forest pests. Leaf-eating caterpillars, butterflies and sawflies often become their prey. Also, these defenders of the forest loosen the soil and carry the seeds of flowers and plants, helping them to reproduce.