Response of male and female domestic chicks to change in the number (quantity) of imprinting objects.

abstract：:Although social play is common to many species, humans are unique in their ability to extract some of the benefits of social play through imagination. For example, in play with imaginary companions (ICs), children often practice skills that might be useful for later adaptive social, relational, and emotional functioni...

journal_title：Learning & behavior

authors： Gleason TR

更新日期：2017-12-01 00:00:00

abstract：:The reciprocal exchange of goods and services among social partners is a conundrum in evolutionary biology because of its proneness to cheating, but also the behavioral and cognitive mechanisms involved in such mutual cooperation are hotly debated. Extreme viewpoints range from the assumption that, at the proximate le...

journal_title：Learning & behavior

authors： Dolivo V,Rutte C,Taborsky M

更新日期：2016-09-01 00:00:00

abstract：:The present research demonstrates a conditioning order effect difference: Odor-aversion conditioning is stronger following OT+/O+ conditioning than following O+/OT+ conditioning with specific odor (O) and taste (T) cues. When a weak odor cue was used in Experiments 1A and 1B, OT+/O+ conditioning produced significantly...

journal_title：Learning & behavior

authors： Batson JD,Watkins JH,Doyle K,Batsell WR Jr

更新日期：2008-11-01 00:00:00

abstract：:A recent report suggested that chimpanzees demonstrate the cognitive capacities necessary to understand cooking (Warneken & Rosati, 2015). We offered alternative explanations and mechanisms that could account for the behavioral responses of those chimpanzees, and questioned the manner in which the data were used to ex...

journal_title：Learning & behavior

authors： Beran MJ,Hopper LM,de Waal FB,Brosnan SF,Sayers K

更新日期：2016-06-01 00:00:00

abstract：:Rats received three-trial series on a T-maze consisting of extended visually distinct left-black and right-striped side runways. During the first phase of training, when allowed to select baited runways within these series, they predominantly alternated their choices. During the second phase, rats received forced-choi...

journal_title：Learning & behavior

authors： Cohen J,Westlake K,Szelest I

更新日期：2004-11-01 00:00:00

abstract：:Pigeons responded on fixed-interval and fixed-ratio food schedules during sessions of extended duration. Pause lengths from the beginning of the session, when the subjects were hungry, resembled those found in open economies, whereas pause lengths from the end of the sessions, when the subjects were close to satiation...

journal_title：Learning & behavior

authors： Posadas-Sánchez D,Killeen PR

更新日期：2005-11-01 00:00:00

abstract：:Systematic variations in the rate and temporal patterns of responding under a multiple concurrent-chains schedule were quantified using recurrence metrics and self-organizing maps to assess whether individual rats showed consistent or idiosyncratic patterns. The results indicated that (1) the temporal regularity of re...

journal_title：Learning & behavior

authors： Mercado E 3rd,Orduña V

更新日期：2015-12-01 00:00:00

abstract：:We frame behavior in classical conditioning experiments as the product of normative statistical inference. According to this theory, animals learn an internal model of their environment from experience. The basic building blocks of this internal model are latent causes-explanatory constructs inferred by the animal tha...

journal_title：Learning & behavior

authors： Gershman SJ,Niv Y

更新日期：2012-09-01 00:00:00

abstract：:Hungry rats were trained in a two-lever conditioning chamber to earn food reinforcement according to either a win-shift/lose-stay or a win-stay/lose-shift contingency. Performance on the two contingencies was similar when there was little delay between the initial, information part of the trial (i.e., win or lose) and...

journal_title：Learning & behavior

authors： Reed P

更新日期：2018-03-01 00:00:00

abstract：:The present research examined the temporal distribution of responding in a lick suppression paradigm. In Experiment 1, rats were trained with either a 30- or a 120-s conditioned stimulus (CS), which was followed either by a footshock (unconditioned stimulus [US]) or nothing. Licking during the CS was suppressed only i...

journal_title：Learning & behavior

authors： Jozefowiez J,Witnauer JE,Miller RR

更新日期：2011-05-01 00:00:00

abstract：:Reactivity to a reward is affected by prior experience with the different reinforcer values of that reward, a phenomenon known as incentive relativity, which can be studied using the consummatory succesive negative contrast (cSNC) paradigm, in which the performance of animals that receive a 4 % sucrose solution after ...

journal_title：Learning & behavior

authors： Justel N,Pautassi R,Mustaca A

更新日期：2014-03-01 00:00:00

abstract：:Clement, Feltus, Kaiser, and Zentall (2000) found that when pigeons have to work to obtain a discriminative stimulus that is followed by reinforcement, they prefer a discriminative stimulus that requires greater effort over one that requires less effort. The authors suggested that such a preference results from the gr...

journal_title：Learning & behavior

authors： Friedrich AM,Clement TS,Zentall TR

更新日期：2005-08-01 00:00:00

abstract：:In seven experiments, 2 squirrel monkeys were given choices between arrays of food that varied in the quantity offered. In Experiments 1-5, the monkeys were offered choices between quantities of the same food that varied in a 2:1 ratio. The squirrel monkeys failed to show the temporal myopia effect or a decrease in pr...

journal_title：Learning & behavior

authors： McKenzie T,Cherman T,Bird LR,Naqshbandi M,Roberts WA

更新日期：2004-11-01 00:00:00

abstract：:We tested a California sea lion for visual oddity learning by presentingproblems composed ofthree two-dimensional black-and-white stimuli, two identical (S-) and one different (S+). In the first experimental stage, a single problem per session was presented until learning criterion was reached. In the second experimen...

journal_title：Learning & behavior

authors： Hille P,Dehnhardt G,Mauck B

更新日期：2006-05-01 00:00:00

abstract：:A novel learning process that does not require stimulus associations was explored in humans. The hypothesis was that two contextual stimuli taught in separate settings, with different stimuli, become equivalent if they accomplish identical functions with regard to the relations between the stimuli presented with them....

journal_title：Learning & behavior

authors： Pérez-González LA,Díaz E,Fernández-García S,Baizán C

更新日期：2015-06-01 00:00:00

abstract：:Apes can correctly determine how to help a person with a false belief. But they may not need a concept of belief to do so. ...

journal_title：Learning & behavior

authors： Andrews K

更新日期：2018-03-01 00:00:00

abstract：:Recent findings have indicated that European starlings perceive overall spectral shape and use this, rather than absolute pitch or timbre, to generalize between similar melodic progressions. This finding highlights yet another parallel between human and avian vocal communication systems and has many biological implica...

journal_title：Learning & behavior

authors： Templeton CN

更新日期：2016-12-01 00:00:00

abstract：:In three experiments, rats of different ages were trained in a circular pool to find a hidden platform whose location was defined in terms of a single landmark, a cylinder outside the pool. Following training, two main components of the landmark, its shape and pattern, were tested individually. Experiment 1 was perfor...

journal_title：Learning & behavior

authors： Chamizo VD,Torres MN,Rodríguez CA,Mackintosh NJ

更新日期：2019-06-01 00:00:00

abstract：:The effects of test stimulus range on generalization gradients in humans were assessed for discriminations between faces that varied in brightness, faces that varied in orientation in the picture plane, and morphed faces. In Experiment 1, significant range effects, predicted by adaptation level theory, occurred when f...

journal_title：Learning & behavior

authors： Verbeek EL,Spetch ML,Cheng K,Clifford CW

更新日期：2006-08-01 00:00:00

abstract：:In three experiments, we assessed the role of signals for changes in the consequences of cues as a potential account of the renewal effect. Experiment 1 showed recovery of responding following extinction when acquisition, extinction, and test phases occurred in different contexts. In addition, extinction treatment in ...

journal_title：Learning & behavior

authors： Pineño O,Miller RR

更新日期：2004-08-01 00:00:00

abstract：:Various types of discrimination learning tasks, such as so-called nonconditional, conditional, and biconditional tasks, are generally held to differ in complexity and to require different amounts of training. However, rather than a difference in rule complexity, between-task performance differences may reflect a diffe...

journal_title：Learning & behavior

authors： Maes JH,Eling PA

更新日期：2007-11-01 00:00:00

abstract：:Appetitive, aversive and avoidance responses to a flavoured solution in distinct contexts were examined. Rats placed in either a white or black box were given access to saccharin. Consumption was followed by an injection of a toxin in one but not the other box. Rats showed more aversive responses in anticipation of an...

journal_title：Learning & behavior

authors： Brown AR,Penney AM,Skinner DM,Martin GM

更新日期：2011-05-01 00:00:00

abstract：:How does the effectiveness of guiding cues influence the development of motor skill autonomy? We utilized two sets of guiding cues (lights vs. reversed-lights conditions) that differed in their effectiveness to control a left-right leverpress sequence in rats. We separately measured the development of stimulus control...

journal_title：Learning & behavior

authors： Reid AK,Demarco G,Smith K,Fort T,Cousins E

更新日期：2013-12-01 00:00:00

abstract：:Infants' memories are highly specific to their training stimuli; they rarely transfer learned responding. In two experiments, we asked whether sensory preconditioning facilitates the transfer of deferred imitation. In Experiments 1A and 1B, 6-month-olds were simultaneously preexposed to Puppets A and B and then saw ta...

journal_title：Learning & behavior

authors： Barr R,Marrott H,Rovee-Collier C

更新日期：2003-05-01 00:00:00

abstract：:Socially learned behavior can be a crucial factor in how animals interact with their environment and, thus, in conservation and management. For species in which social learning and culture are important determinants of behavior, several factors complicate conservation and management. These include the rapid spread of ...

journal_title：Learning & behavior

authors： Whitehead H

更新日期：2010-08-01 00:00:00

abstract：:In four experiments, rats were trained on different patterning discriminations before being tested with compounds composed of novel combinations of the trained stimuli. In Experiment 1, rats were trained on a negative-patterning schedule (A+ B+ AB-) intermixed with reinforced presentations of a second compound (CD+). ...

journal_title：Learning & behavior

authors： Harris JA,Gharaei S,Moore CA

更新日期：2009-08-01 00:00:00

abstract：:An artificial-intelligence model based on deep learning developed units in a hidden layer that resembled mammalian grid cells in the hippocampus when the agent was taught to integrate paths. The full model performed sophisticated navigational tasks-in some cases even better than a human. ...

journal_title：Learning & behavior

authors： Cheng K

更新日期：2019-03-01 00:00:00

abstract：:Four experiments in human instrumental learning explored the associations involving the context that develop after three trials of training on simple discriminations. Experiments 1 and 4 found a deleterious effect of switching the learning context that cannot be explained by the context-outcome binary associations com...

journal_title：Learning & behavior

authors： Gámez AM,León SP,Rosas JM

更新日期：2017-09-01 00:00:00

abstract：:Previous place conditioning studies in mice have shown that injection of ethanol immediately before a conditioned stimulus (CS+) produces conditioned preference, whereas injection of ethanol immediately after CS+ produces conditioned aversion. In the present experiments, we examined the learning that occurs when ethan...

journal_title：Learning & behavior

authors： Cunningham CL,Smith R,McMullin C

更新日期：2003-08-01 00:00:00

abstract：:New Caledonian (NC) crows are the most sophisticated tool manufacturers other than humans. The diversification and geographical distribution of their three Pandanus tool designs that differ in complexity, as well as the lack of ecological correlates, suggest that cumulative technological change has taken place. To inv...

journal_title：Learning & behavior

authors： Holzhaider JC,Hunt GR,Gray RD

更新日期：2010-08-01 00:00:00