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Related Concept Videos

Cognitive Learning01:21

Cognitive Learning

Cognitive learning is based on purposive behavior, incidental learning, and insight learning.
E. C. Tolman's theory of purposive behavior emphasizes that much behavior is goal-directed. He argued that to understand behavior, we must look at the entire sequence of actions leading to a goal. For instance, high school students study hard, not just due to past reinforcement but also to achieve the goal of getting into a good college.
Tolman introduced the idea that behavior is influenced by...
Fixed Action Patterns01:06

Fixed Action Patterns

A fixed action pattern (FAP) is a specific, hard-wired sequence of behaviors that occurs in response to an external stimulus, called a sign stimulus. The behavior is “fixed” because it is essentially unchangeable—proceeding similarly across individuals of a species every time it occurs.

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Related Experiment Video

Updated: May 31, 2026

Operant Procedures for Assessing Behavioral Flexibility in Rats
08:30

Operant Procedures for Assessing Behavioral Flexibility in Rats

Published on: February 15, 2015

Behavioural flexibility and problem-solving in a tropical lizard.

Manuel Leal1, Brian J Powell

  • 1Department of Biology, Duke University, Durham, NC 27708, USA. mleal@duke.edu

Biology Letters
|July 15, 2011
PubMed
Summary
This summary is machine-generated.

This study reveals surprising behavioural flexibility in the Anolis evermanni lizard, challenging assumptions about cognitive abilities in ectothermic vertebrates. These findings suggest a need to re-evaluate the evolution of cognitive flexibility across diverse animal groups.

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Area of Science:

  • Cognitive Ecology
  • Comparative Cognition
  • Herpetology

Background:

  • Behavioural flexibility is key to adapting to environmental changes.
  • Studies traditionally focus on mammals and birds, overlooking ectotherms.
  • Lizards are often presumed to have limited cognitive abilities and stereotyped behaviors.

Purpose of the Study:

  • To investigate the cognitive abilities and behavioural flexibility of the tropical arboreal lizard, Anolis evermanni.
  • To challenge the prevailing view of limited cognitive capacity in lizards.
  • To explore factors influencing the evolution of behavioural flexibility in ectotherms.

Main Methods:

  • Conducted a series of experiments to assess cognitive performance across multiple modules.
  • Tested Anolis evermanni on novel motor tasks, reversal learning, and associative learning.
  • Compared cognitive performance with endothermic species.

Main Results:

  • Anolis evermanni demonstrated significant behavioural flexibility across various cognitive tasks.
  • The lizards exhibited problem-solving skills, including using multiple strategies for a novel motor task.
  • Rapid associative learning and successful reversal learning were observed.

Conclusions:

  • The cognitive abilities of Anolis evermanni are comparable to those of some highly flexible endothermic species.
  • Findings challenge the long-held belief of limited cognitive abilities in lizards.
  • Suggests a need to reconsider the cognitive capacities of ectothermic tetrapods and the evolution of behavioural flexibility.