Information seeking by orangutans: a generalized search strategy? Heidi L. MarshSuzanne E. MacDonald Original Paper 15 September 2011 Pages: 293 - 304
Finding the best angle: pigeons (Columba livia) weight angular information more heavily than relative wall length in an open-field geometry task Danielle M. LubykMarcia L. Spetch Original Paper 15 September 2011 Pages: 305 - 312
Picture recognition of food by macaques (Macaca silenus) Peter G. JudgeLaura B. KurdzielJennifer A. Bohrman Original Paper 15 September 2011 Pages: 313 - 325
Context-related call combinations in female Diana monkeys Agnès CandiottiKlaus ZuberbühlerAlban Lemasson Original Paper 23 September 2011 Pages: 327 - 339
Capuchin monkeys (Cebus apella) use conspecifics’ emotional expressions to evaluate emotional valence of objects Yo MorimotoKazuo Fujita Original Paper 17 September 2011 Pages: 341 - 347
Prospective memory in the rat A. George WilsonJonathon D. Crystal Original Paper 16 September 2011 Pages: 349 - 358
Rats build and update topological representations through exploration Alice AlvernheFrancesca SargoliniBruno Poucet Original Paper 14 September 2011 Pages: 359 - 368
Sequential learning and rule abstraction in Bengalese finches Yumiko YamazakiKenta SuzukiKazuo Okanoya Original Paper Open access 28 September 2011 Pages: 369 - 377
Let the pigeon drive the bus: pigeons can plan future routes in a room Brett GibsonMatthew WilkinsonDebbie Kelly Original Paper 01 October 2011 Pages: 379 - 391
The psychophysics of uneconomical choice: non-linear reward evaluation by a nectar feeder Vladislav NachevYork Winter Original Paper Open access 02 November 2011 Pages: 393 - 400
Visual preferences for sex and status in female rhesus macaques Karli K. WatsonJason H. GhodasraMichael L. Platt Original Paper 13 December 2011 Pages: 401 - 407
Rhesus monkeys (Macaca mulatta) show robust evidence for memory awareness across multiple generalization tests Victoria L. TemplerRobert R. Hampton Original Paper 20 December 2011 Pages: 409 - 419
Development of children’s ability to detect kinship through facial resemblance Gwenaël KaminskiEdouard GentazKarine Mazens Short Communication 17 September 2011 Pages: 421 - 427
Carbon dioxide narcosis modifies the patch leaving decision of foraging parasitoids Philippe LouâpreJean-Sébastien Pierre Short Communication 22 October 2011 Pages: 429 - 435
Effects of cage mesh on pointing: hand shapes in chimpanzees (Pan troglodytes) David A. LeavensJon ElyKim A. Bard Short Communication 16 November 2011 Pages: 437 - 441