It has been shown through a variety of independent studies that members of the family Hyaenidae are consummate collectors of bones at their respective dens. This in turn has been inferred upon the fossil record suggesting hyaenids as the source for a number of fossil bearing cave deposits, especially in southern Africa. The question of how to differentiate between collections made by hyaenids, hominids and other bone collecting species has also been a highly published field of study. Here we take an in depth look at the bone collecting behaviours of the three extant bone collecting members of...