Over the last quarter century, the dominant tendency in comparative cognitive psychology
has been to emphasize the similarities between human and nonhuman minds and to …

Discussions of the evolution of intelligence have focused on monkeys and apes because of
their close evolutionary relationship to humans. Other large-brained social animals, such as …

Cognition presents evolutionary research with one of its greatest challenges. Cognitive
evolution has been explained at the proximate level by shifts in absolute and relative brain …

The social intelligence hypothesis states that the demands of social life drive cognitive
evolution,,. This idea receives support from comparative studies that link variation in group …

Since the BBS article in which Premack and Woodruff (1978) asked “Does the chimpanzee
have a theory of mind?,” it has been repeatedly claimed that there is observational and …

Language is central to our lives, the cultural tool that arguably sets us apart from other
species. Some scientists have argued that language is innate, a type of unique …

This is the second of the two closely linked but self-contained volumes that comprise James
Hurford's acclaimed exploration of the biological evolution of language. In the first book he …

Animal groups are often organized hierarchically, with dominant individuals gaining priority
access to resources and reproduction over subordinate individuals. Initial dominance …

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 …

Transitive inference (TI) involves using known relationships to deduce unknown ones (for
example, using A> B and B> C to infer A> C), and is thus essential to logical reasoning. First …