Odontomachus troglodytes is a polygynous ant species with colonies of up to 300 workers. The queen measures 8-11mm and workers measure 7-9mm. They have a red dark black head and red-brown body. Their diet consists of food insects such as cockroaches and crickets, as well as sweet fruit. They require a humidity level of 60-70% in the arena and 60-80% in the nest.