Fig. 2

Camera calibration. a Calibrator, onto which eight alumina balls as markers arranged at each corner of a 7 mm cube, were attached. b Calibrator was placed in an area, where the mouse mandible moves during mastication
Camera calibration. a Calibrator, onto which eight alumina balls as markers arranged at each corner of a 7 mm cube, were attached. b Calibrator was placed in an area, where the mouse mandible moves during mastication