Dorylus helvolus, soldier. This widespread African species is blind and largely subterranean. St. Lucia, KZN, South Africa

Dorylus helvolus. Driver ants have lost their eyes over the course of evolution. These predatory ants navigate instead using their keen senses of touch and smell. Most Dorylus species are subterranean where eyesight is of limited use. St. Lucia, KZN, South Africa

Dorylus helvolus is a polymorphic species, having worker ants of varying sizes that specialize on different tasks. St. Lucia, KZN, South Africa