Learning & Behavior

The road ahead for sunk costs

Marco Vasconcelos

Novel methodology to assess vocal learning in nature

• Outlook

Marisa Hoeschele

Mickey Mouse’s negative affect facing mistakes

• OUTLOOK

Vassilissa Dolivo

A special issue in honour of Stephen Lea – a true comparative psychologist

Lisa Leaver, Anna Wilkinson

Taking pigeons to heart: Birds proficiently diagnose human cardiac disease

Victor M. Navarro, Edward A. Wasserman, Piotr Slomka

Discrimination of artificial starry sky by pigeons

Shigeru Watanabe

Tracking of unpredictable moving stimuli by pigeons

• Open Access

Anna Wilkinson, Kimberly Kirkpatrick

Pigeons process actor-action configurations more readily than bystander-action configurations

Muhammad A. J. Qadri, Robert G. Cook

The whole is equal to the sum of its parts: Pigeons (Columba livia) and crows (Corvus macrorhynchos) do not perceive emergent configurations

Kazuhiro Goto, Shigeru Watanabe

A dimensional summation account of polymorphous category learning

Andy J. Wills, Lyn Ellett, Fraser Milton, Gareth Croft, Tom Beesley

No evidence that footedness in pheasants influences cognitive performance in tasks assessing colour discrimination and spatial ability

• Open Access

Mark A. Whiteside, Mackenzie M. Bess, Elisa Frasnelli, Christine E. Beardsworth, Ellis J.G. Langley, Jayden O. van Horik, Joah R. Madden

Learning is negatively associated with strength of left/right paw preference in wild grey squirrels (Sciurus carolinensis)

• Open Access

Lisa A. Leaver, Steph Ford, Christopher W. Miller, Matilda K. Yeo, Tim W. Fawcett

Influence of seeing a red face during the male–male encounters of mosquito-specialist spiders

Fiona R. Cross, Robert R. Jackson, Lisa A. Taylor

Selective overimitation in dogs

Ludwig Huber, Kaja Salobir, Roger Mundry, Giulia Cimarelli

Reorientation by features and geometry: Effects of healthy and degenerative age-related cognitive decline

Kevin Leonard, Viktoriya Vasylkiv, Debbie M. Kelly

Associative models fail to characterize transitive inference performance in rhesus monkeys (Macaca mulatta)

Olga F. Lazareva, Regina Paxton Gazes, Zachary Elkins, Robert Hampton

Measuring response inhibition with a continuous inhibitory-control task

Christina Meier, Stephen E. G. Lea, Ian P. L. McLaren

Enhancing “self-control”: The paradoxical effect of delay of reinforcement

Thomas R. Zentall

Behavioral flexibility: A review, a model, and some exploratory tests

• Open Access

Stephen E. G. Lea, Pizza K. Y. Chow, Lisa A. Leaver, Ian P. L. McLaren