Camera Image (image) Society for Experimental Biology Caption During the study, the dogs ran on a treadmill synchronized to high-speed infrared cameras, which traced out the trajectory of each reflective patch placed on the skin. Credit Martin Groß. Usage Restrictions None 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.