A comparative analysis of animals' understanding of the human pointing gesture
Probing the limits of tool competence
Redundant food searches by capuchin monkeys ( Cebus apella )
Apes' use of iconic cues in the object-choice task
Spatial encoding by bumblebees ( Bombus impatiens ) of a reward within an artificial flower array
Honeybees ( Apis mellifera ) holding on to memories
Response of female cuttlefish Sepia officinalis (Cephalopoda) to mirrors and conspecifics
Acknowledgement to referees