The size of an adult stag beetle is influenced by the quality and amount of food it had access to as a larva. The smallest males are about four centimetres long. Even so, male stag beetles are usually ...

Stag beetle larvae feed on dead wood, using their sharp jaws to scrape and extract splinters from the fibrous surface. Because they exclusively eat dead wood, they do not pose a threat to living ...

For a brief period of a few weeks in the summer, male stag beetles (Lucanus cervus) fly in search of a mate. They use their spectacular jaws to wow the ladies and conduct dramatic duels with their ...