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Self-control in crows, parrots and nonhuman primates.

Rachael Miller1, Markus Boeckle1,2,3, Sarah A Jelbert1

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Summary
This summary is machine-generated.

Self-control, measured by delay of gratification, is key for complex cognition in animals. This review examines primates, corvids, and psittacines, highlighting comparative psychology and cognitive biology insights.

Keywords:
comparative cognitioncorvidsdelayed gratificationparrotsself-control

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Area of Science:

  • Comparative Psychology
  • Cognitive Biology
  • Animal Cognition

Background:

  • Self-control is fundamental for goal-directed behavior, decision-making, and future planning in humans and animals.
  • It correlates positively with social competence and life success in humans.
  • Delay of gratification is a key measure of self-control.

Purpose of the Study:

  • To present the first review of delay of gratification as a measure of self-control in nonhuman primates, corvids, and psittacines.
  • To compare performance in delay of gratification tasks across these cognitively advanced species.
  • To identify key issues and future research directions for understanding self-control and complex cognition in animals.

Main Methods:

  • Literature review focusing on studies measuring delay of gratification in nonhuman primates, corvids, and psittacines.
  • Comparative analysis of performance across these disparate but cognitively similar animal groups.
  • Identification of commonalities, differences, and research gaps in the study of self-control.

Main Results:

  • Delay of gratification is a viable measure of self-control across diverse animal groups with advanced cognitive abilities.
  • Species such as primates, corvids, and psittacines exhibit comparable cognitive skills relevant to self-control.
  • Significant variation exists in performance and the factors influencing delayed gratification.

Conclusions:

  • This review advances the understanding of delayed gratification as a measure of self-control in comparative psychology.
  • It highlights the evolutionary roots of cognition and complex cognitive abilities across different animal taxa.
  • Further research is needed to refine measures and identify drivers of delayed gratification for a comprehensive understanding of animal self-control.