To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie 1 Examples of the data obtained by the “pSensor”. Head-mounted sensors reveal visual attention of free-flying homing pigeons Fumihiro Kano, James Walker, Takao Sasaki, and Dora Biro Journal of Experimental Biology 2018. 221:None-None; doi: 10.1242/jeb.183475 Download Original Video