Chewing Holes for Camouflage
Ren, Jing and Gunten, Natasha de and Konstantinov, Alexander S. and Vencl, Fredric V. and Ge, Siqin and Hu, David L., Zoological Science, 35, 199-207 (2018), DOI:http://dx.doi.org/10.2108/zs170136