Video showing the rodents in action http://www.newsy.com/mobile/video/study-rats-show-each-other-compassion-empathy/ http://www.newsy.com/mobile/video/study-rat

Video showing the rodents in action http://www.newsy.com/mobile/video/study-rats-show-each-other-compassion-empathy/ http://www.newsy.com/mobile/video/study-rats-show-each-other...