about
Early life adversity increases foraging and information gathering in European starlings, Sturnus vulgaris.From an animal's point of view: Motivation, fitness, and animal welfareStimulus change as a factor in response maintenance with free food availableThe effect of rearing environments on the contrafreeloading phenomenon in rats.Effects of alternative reinforcement: does the source matter?Substitution and caloric regulation in a closed economy.Laboratory studies of self-reinforcement (SR) phenomena.Rethinking reinforcement: allocation, induction, and contingency.Effects of differential reinforcement and rules with feedback on preference for choice and verbal reports.Conditioned reinforcement: Experimental and theoretical issues.Describing response-event relations: Babel revisited.Satiation, capacity, and within-session responding.Hunger and contrast in a multiple schedule.Contingency spaces and measures in classical and instrumental conditioning.Active versus passive control in sensory contingent bar pressing in rats.Foraging enrichment modulates open field response to monosodium glutamate in miceThe influence of prior choices on current choice.Contrafreeloading in Rats Is Adaptive and Flexible: Support for an Animal Model of Compulsive Checking.Contrafreeloading and the value of control over visual stimuli in Japanese macaques (Macaca fuscata)."Work ethic" in pigeons: reward value is directly related to the effort or time required to obtain the reward.Rats' preference for the more effortful of two responses as a function of prior experience.Variables affecting preference of rats for free vs earned food.Group operant behavior in free-feeding squirrel monkeys.The use of technology to enhance zoological parks.Obtaining and applying objective criteria in animal welfareFeline indolence: Cats prefer free to response-produced foodThe philosophical foundations of animal welfare
P2860
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P2860
description
1969 nî lūn-bûn
@nan
1969年の論文
@ja
1969年学术文章
@wuu
1969年学术文章
@zh
1969年学术文章
@zh-cn
1969年学术文章
@zh-hans
1969年学术文章
@zh-my
1969年学术文章
@zh-sg
1969年學術文章
@yue
1969年學術文章
@zh-hant
name
Animals respond for food in the presence of free food.
@en
Animals respond for food in the presence of free food.
@nl
type
label
Animals respond for food in the presence of free food.
@en
Animals respond for food in the presence of free food.
@nl
prefLabel
Animals respond for food in the presence of free food.
@en
Animals respond for food in the presence of free food.
@nl
P1433
P1476
Animals respond for food in the presence of free food.
@en
P2093
A J Neuringer
P304
P356
10.1126/SCIENCE.166.3903.399
P407
P577
1969-10-01T00:00:00Z