When published in 1980, Benjamin B. Beck's Animal Tool Behavior was the first volume to
catalog and analyze the complete literature on tool use and manufacture in non-human …

Speech evolution seems to defy scientific explanation. Progress on this front has been
jammed in an entrenched orthodoxy about what great apes can and (mostly) cannot do …

Despite numerous attempts to define animal tool use over the past four decades, the
definition remains elusive and the behaviour classification somewhat subjective. Here, we …

It is important for us to be able to understand the behaviour of primates in zoos for at least
three reasons: firstly as a means towards ensuring their welfare, secondly to use that …

The English idiom “on the tip of my tongue” commonly acknowledges that something is
known, but it cannot be immediately brought to mind. This phrase accurately describes …

Early stone tools, and in particular sharp stone tools, arguably represent one of the most
important technological milestones in human evolution. The production and use of sharp …

Innovation has been defined as a solution to a novel problem or a novel solution to an old
problem. The second part of this definition requires the inhibition of previously learnt solution …

The trigeminal motor (Vmo), facial (VII), and hypoglossal (XII) nuclei of the brainstem
comprise the final common output for neural control of most orofacial muscles. Hence, these …

Comparing homologous expressions between species can shed light on the phylogenetic
and functional changes that have taken place during evolution. To assess homology across …

Primates, and particularly humans, are characterized by superior manual dexterity
compared with other mammals. However, drawing the biomechanical link between hand …