Lemurs and macaques show similar numerical sensitivity Sarah M. JonesJohn PearsonElizabeth M. Brannon Original Paper 26 September 2013 Pages: 503 - 515
Sensory information and associative cues used in food detection by wild vervet monkeys Julie A. TeichroebColin A. Chapman Original Paper 18 September 2013 Pages: 517 - 528
Validation of a novel cognitive bias task based on difference in quantity of reinforcement for assessing environmental enrichment Heidi A. KeenO. Lynne NelsonRuth C. Newberry Original Paper 18 September 2013 Pages: 529 - 541
The ability to recognize objects from bottlenose dolphin (Tursiops truncatus) echoes generalizes across multiple orientations in humans and neural networks Caroline M. DeLongAmanda L. HeberleEduardo Mercado III Original Paper 27 September 2013 Pages: 543 - 557
Biological motion stimuli are attractive to medaka fish Tomohiro NakayasuEiji Watanabe Original Paper Open access 20 October 2013 Pages: 559 - 575
Positive affect and learning: exploring the “Eureka Effect” in dogs Ragen T. S. McGowanTherese RehnLinda J. Keeling Original Paper 06 October 2013 Pages: 577 - 587
Triggering social interactions: chimpanzees respond to imitation by a humanoid robot and request responses from it Marina Davila-RossJohanna HutchinsonKim A. Bard Original Paper 06 October 2013 Pages: 589 - 595
Socio-spatial cognition in vervet monkeys Ronald NoëMarion Laporte Original Paper 06 October 2013 Pages: 597 - 607
Desire for social contact, not empathy, may explain “rescue” behavior in rats Alan SilberbergCandice AllouchBurton Slotnick Original Paper 15 October 2013 Pages: 609 - 618
Rapid cognitive flexibility of rhesus macaques performing psychophysical task-switching Ema AvdagicGreg JensenHerbert S. Terrace Original Paper 15 October 2013 Pages: 619 - 631
Comparative evaluations of reward dimensions in honey bees: evidence from two-alternative forced choice proboscis-extension conditioning Sharoni ShafirLia Yehonatan Original Paper 12 October 2013 Pages: 633 - 644
The effects of age, rank and neophobia on social learning in horses Konstanze KruegerKate FarmerJürgen Heinze Original Paper 30 October 2013 Pages: 645 - 655
Can orangutans (Pongo abelii) infer tool functionality? Nicholas J. MulcahyMichèle N. Schubiger Original Paper 17 October 2013 Pages: 657 - 669
Mother knows best: functionally referential alarm calling in white-tailed ptarmigan Desa M. AusmusJennifer A. Clarke Original Paper 17 October 2013 Pages: 671 - 679
Dissociation of visual localization and visual detection in rhesus monkeys (Macaca mulatta) Lau M. AndersenBenjamin M. BasileRobert R. Hampton Original Paper 21 November 2013 Pages: 681 - 687
Capuchins’ (Cebus apella) sensitivity to others’ goal-directed actions in a helping context Lindsey A. DraytonLaurie R. Santos Original Paper 22 October 2013 Pages: 689 - 700
Juvenile domestic pigs (Sus scrofa domestica) use human-given cues in an object choice task Christian NawrothMirjam EbersbachEberhard von Borell Original Paper 07 November 2013 Pages: 701 - 713
Female meadow voles, Microtus pennsylvanicus, respond differently to the scent marks of multiple male conspecifics Michael H. FerkinNicholas J. Hobbs Original Paper 06 November 2013 Pages: 715 - 722
Serial reversal learning in bumblebees (Bombus impatiens) Caroline G. StrangDavid F. Sherry Original Paper 12 November 2013 Pages: 723 - 734
Ring-tailed lemurs (Lemur catta) exploit information about what others can see but not what they can hear Joel BrayChristopher KrupenyeBrian Hare Original Paper 12 November 2013 Pages: 735 - 744
Are Caribbean reef sharks, Carcharhinus perezi, able to perceive human body orientation? Erich K. RitterRaid Amin Original Paper 05 December 2013 Pages: 745 - 753
Quantity estimation and comparison in western lowland gorillas (Gorilla gorilla gorilla) Jennifer VonkLauri Torgerson-WhiteMichael J. Beran Original Paper 23 November 2013 Pages: 755 - 765
Selective attention in peacocks during predator detection Jessica L. YorzinskiMichael L. Platt Original Paper 20 November 2013 Pages: 767 - 777
Innovative behaviour in fish: Atlantic cod can learn to use an external tag to manipulate a self-feeder Sandie MillotJonatan NilssonTore S. Kristiansen Original Paper 19 November 2013 Pages: 779 - 785
Acquisition of a visual discrimination and reversal learning task by Labrador retrievers Lucia LazarowskiMelanie L. FosterDavid C. Dorman Original Paper 26 November 2013 Pages: 787 - 792
How dogs scan familiar and inverted faces: an eye movement study Sanni SomppiHeini TörnqvistOuti Vainio Original Paper 05 December 2013 Pages: 793 - 803
Effect of training and familiarity on responsiveness to human cues in domestic dogs (Canis familiaris) Clare L. CunninghamMari F. Ramos Original Paper 07 December 2013 Pages: 805 - 814
Impulsive for life? The nature of long-term impulsivity in domestic dogs Stefanie RiemerDaniel S. MillsHannah Wright Short Communication 18 October 2013 Pages: 815 - 819
Dogs’ use of the solidity principle: revisited Corsin A. MüllerStefanie RiemerLudwig Huber Short Communication 20 November 2013 Pages: 821 - 825
Social transmission of Pavlovian fear: fear-conditioning by-proxy in related female rats Carolyn E. JonesPenny D. RihaMarie-H Monfils Short Communication Open access 06 December 2013 Pages: 827 - 834
