Sniff, sniff (image) Rockefeller University Share Print E-Mail Caption This density map of the cerebral cortex of a mouse shows which neurons get activated when the animal explores of a new environment. The lit up region at the center (white and yellow) represents neurons associated with the mouse's whiskers. Credit Laboratory of Brain Development and Repair at The Rockefeller University Usage Restrictions None Share Print E-Mail 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.