(IMAGE) National Center of Competence in Research Synapsy Caption During a social interaction, the mice do not exclusively fire the brain pathways of the motivational system, which was previously known to be the only recipient of social behaviours. Credit ©Bellone/UNIGE Usage Restrictions No restrictions. License Public Domain 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.