ETRI_TRIPLETS_1 (IMAGE) National Research Council of Science & Technology Caption ETRI researchers are analyzing the behavior of pigs in a barn through a permanent safety monitoring system Credit Electronics and Telecommunications Research Institute(ETRI) Usage Restrictions The sources of photos and research results from ETRI must be specified. License Original 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.