To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie S1. A representative movie showing young worker termites (red arrow) using their feces to build fresh fungus comb, which shows the fresh fungus-comb sample is young worker termite-digested wood. Lignocellulose pretreatment in a fungus-cultivating termite Hongjie Li, Daniel J. Yelle, Chang Li, Mengyi Yang, Jing Ke, Ruijuan Zhang, Yu Liu, Na Zhu, Shiyou Liang, Xiaochang Mo, John Ralph, Cameron R. Currie, and Jianchu Mo PNAS. 2017. 114:4709-4714 DOI: 10.1073/pnas.1618360114 Download Original Video Browse All Videos »