@article {6375,
	title = {Chimpanzee Accumulative Stone Throwing},
	journal = {Nature Scientific Reports},
	volume = {6},
	year = {2016},
	author = {Hjalmar S. K{\"u}hl and Ammie K. Kalan and Mimi Arandjelovic and Floris Aubert and Lucy D{\textquoteright}Auvergne and Annemarie Goedmakers}
}
