Teoría del forrajeo óptimo. Comportamiento de forrajeo en función de la calidad del recurso en Linepithema humile. Estudio de caso 5: Efecto de la agresión de. Ecología del miedo: forrajeo óptimo e interacciones tróficas. Estrategias Anti depredadoras. Sistemas depredador presa tradicionales. (Posibilidad) El carácter epistemológico para la validez de la teoría del forrajeo optimo en Colombia (posibilidad) es mirar que el suministro de.

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Thus, the animal suboptimal choice task may provide a useful model to understand the mechanisms and treatment of human gambling behavior. Percent cover of prey during and on intertidal rocky shores of central Chile.

Thus, reinforcement was no longer certain. The results of this experiment suggest that mechanisms found to be involved in suboptimal choice by pigeons may also be relevant to human gambling. Un aspecto importante de las observaciones de la frecuencia estacional de consumo de presas de A.

Al cuantificar los tipos de presas consumidas por A. Journal of the Experimental Analysis of Behavior21 Front Ecol Environ 2 6: The results of these experiments with pigeons and humans are consistent with the findings from human gambling research that conditioned reinforcers play an important role for problem gamblers Crockford et al.

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Sin embargo, el tiempo usado en manipular e ingerir una presa de la especie S. Dopamine modulates reward expectancy during performance of a slot machine task in rats: Humans often show a paradoxical choice behavior sometimes referred to as the Allais paradox Allais, or the certainty effect Shafir et al. Esto se traduce en que la curva propuesta por Poblete et al. Similarly, for most humans who forrakeo, it is the potential outcome for winning rather than the odds of winning that influences the tendency to gamble.


Feeding preference of juvenile A and adult B of Acanthina monodon. Dioecy and the evolution of sex ratios in ants. Suboptimal choice in a percentage-reinforcement procedure: B, If the inhibitory value of the conditioned inhibitory stimulus plays a forrajeo role in choice of the suboptimal alternative, then it must be the value of the conditioned reinforcer, rather than the overall probability of reinforcement associated with choice of each alternative, that is responsible for suboptimal choice.

All of the pigeons were virtually indifferent between the two alternatives. Thus, it was not until the delay to reinforcement associated with the optimal alternative was less than half of the delay to reinforcement associated with the suboptimal alternative that the pigeons no longer preferred the suboptimal alternative.

Thus, terminal link duration, in addition to the value of the terminal link stimuli may affect preference for the suboptimal alternative.

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Pigeons have been found to prefer optimi that produce discriminative stimuli over those that do not. Based on our analysis, we specify the points that should be addressed for evaluating properly the stabilizing role of FO, as well flrrajeo other kinds of adaptive behavior that satisfy the assumptions of the Ecological Optimization Theory.

In the same study it was found that the pigeons were willing to work considerably harder for the discriminative stimuli than for the nondiscriminative stimuli. Psychopharmacology3, Animal Behavior Processes 38 A selective review of theory and tests. This analysis assumes that it is the value of the conditioned reinforcer that follows choice, rather than the frequency of reinforcement associated with that choice, that determines whether the pigeons will choose suboptimally or not and it leads to in interesting prediction.

Philosophical Transactions of the Royal Society: Este muestreo fue realizado mensualmente desde enero de hasta diciembre de Optimp, choice and self-control.


Several authors have suggested that the attraction to the near hit by humans comes from the illusion that a near hit is closer to a hit than is a loss Griffiths, ; Reid, and Langer dorrajeo that the near hit gives gamblers the illusion of control. Likewise, in the Zentall and Stagner ab study pigeons appear to choose between the conditioned reinforcer associated with 10 pellets and the conditioned reinforcer associated with 3 pellets.

Evidence for a “Near-miss” effect. Maladaptive choice behavior by pigeons: Formicidae in the Monte Desert: En general, las mayores densidades de A. However, one way to assess the value of the discriminative stimulus alternative is to ask how much shorter the delay to reinforcement must be following choice of the alternative associated with the nondiscriminative stimuli for pigeons to shift their preference to that alternative.

Las variaciones obtenidas pueden estar asociadas a los cambios que experimenta la oferta de las presas a lo largo del tiempo en el sitio de muestreo Fig.

A further study of choice and percentage reinforcement. The role of observing and attention in establishing stimulus control.

While in the laboratory, we quantified the consumption rate, alimentary preferences, ingestion times and energy profitability obtained with different types of prey using experiments and video recording. Sin embargo, es importante considerar que las evaluaciones opptimo en el presente trabajo fueron efectuadas bajo condiciones de laboratorio.

To maintain the same ratio of reinforcement for the optimal alternative, the probability of reinforcement associated with the nondiscriminative stimulus alternative was reduced to 0.