@misc{indiciaeedb2dc21c716, title = {Gorillas (Gorilla gorilla) and orangutans (Pongo pygmaeus) encode relevant problem features in a tool-using task.}, author = {Nicholas J Mulcahy and Josep Call and Robin I M Dunbar}, year = {2005}, doi = {10.1037/0735-7036.119.1.23}, url = {https://pubmed.ncbi.nlm.nih.gov/15740427/}, note = {Source identifier: 15740427} }