The Hercules beetle (Dynastes hercules) is the largest of the rhinoceros beetles. Able to lift almost 850 times their own weight, these South and Central American beetles can measure 17 cm (6.75 inches) in length.The Hercules beetle (Dynastes hercules) is the largest of the rhinoceros beetles. Able to lift almost 850 times their own weight, these South and Central American beetles can measure 17 cm (6.75 inches) in length.