In this article we review publications relevant to addressing widely reported claims in both
the academic and popular press that chimpanzees working memory (WM) is comparable to …

This paper aims to summarize the existing evidence for the symbolic representation of
number in chimpanzees. Chimpanzees can represent, to some extent, both the cardinal and …

Wolfgang Koehler demonstrated that chimpanzees could solve problems by applying
insight. His research showed that the intellectual gap between humans and chimpanzees …

The philosophy of animal minds addresses profound questions about the nature of mind and
the relationships between humans and other animals. In this fully revised and updated …

Now more than ever animal studies have the potential to test hypotheses regarding how
cognition evolves. Comparative psychologists have developed new techniques to probe the …

Chimpanzee memory has been extensively studied [1, 2]. The general assumption is that, as
with many other cognitive functions, it is inferior to that of humans [3]; some data, however …

In How Humans Cooperate, Richard E. Blanton and Lane F. Fargher take a new approach to
investigating human cooperation, developed from the vantage point of an" anthropological …

Yawn contagion in humans has been proposed to be related to our capacity for empathy. It
is presently unclear whether this capacity is uniquely human or shared with other primates …

Appreciation of objects' affordances and planning is a hallmark of human technology.
Archeological evidence suggests that Pliocene hominins selected raw material for tool …

Background The evolution of altruism has been explained mainly from ultimate perspectives.
However, it remains to be investigated from a proximate point of view how and in which …