There are two species that could be considered the world's longest beetle. If you take total length into account, the Hercules beetle (Dynastes hercules) is the longest species of beetle in the world.

The female completely lacks this unique accouterment. As a result, the male Hercules beetle can measure up to 7 inches long (depending on its nutritional intake and some environmental conditions ...

Taylor Piephoff, the Observer’s birding columnist, came across a winged creature so mighty it’s known as the rhinoceros of the beetle world. Piephoff photographed an eastern Hercules beetle at ...