@article{item_1552293, title = {{The language void: the need for multimodality in primate communication research}}, author = {Slocombe, Katie E. and Waller, Bridget M. and Liebal, Katja}, language = {eng}, doi = {10.1016/j.anbehav.2011.02.002}, year = {2011}, date = {2011}, journal = {{Animal Behaviour}}, volume = {81}, number = {5}, pages = {919--924}, }