Reinforced (Reward Present) (VIDEO) Johns Hopkins University This video is under embargo. Please login to access this video. To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Caption After only a few days of training, however, mice completed this task at chance levels in the presence of the lick tube (~50%). They licked to both the target and foil tones without discriminating. Credit The Johns Hopkins University/Kuchibhotla Lab Usage Restrictions None License Licensed content 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.