Camponotus darwinii is a monogynous ant colony with a size ranging from 3000 to 5000 workers. They have a fast development speed and their queen measures 12-14 mm, while workers measure 5.5-8 mm and major ants measure 9-11 mm. They are black with golden hair covering their body. Their nutrition consists of insect food, syrup, fruits, vegetables, and jel.