Young beetle surrounded by fungal spores (IMAGE) Max Planck Institute for Chemical Ecology Caption European spruce bark beetle Ips typographus: The newly hatched young adult is still in the so-called pupal chamber at the end of the tunnel it created as a larva. It is surrounded by spores of a symbiotic fungus. Credit Dineshkumar Kandasamy and Veit Grabe, Max Planck Institute for Chemical Ecology Usage Restrictions Credit must be given to the creator. License CC BY Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.