The European rhinoceros beetle (Oryctes nasicornis) is a large flying beetle belonging to the subfamily Dynastinae.
Oryctes nasicornis reach a length of 20–40 millimetres (0.79–1.57 in), with a maximum of 47 millimetres (1.9 in). It is one of the largest beetles found in Europe. Elytra are reddish brown with a glazed appearance, while head and pronotum are slightly darker. The underside of the body and the legs are covered with long red hair. It is a sexually dimorphic species. The male’s head is topped by a long curved horn (hence its common name), while the females have no horns.