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Fixed Action Patterns

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: Jul 12, 2025

Handling and Tagging Techniques for Implanting Juvenile American Shad with a New Acoustic Microtransmitter

Handling and Tagging Techniques for Implanting Juvenile American Shad with a New Acoustic Microtransmitter

Published on: June 14, 2024

Catching a shark while looking for flounders

Riccardo Orlandi¹, Giovanni Leuzzi², Daniele Lorenzini³

¹Department of Thoracic Surgery, University of Milan, Milan, Italy.

JTCVS Techniques

|October 19, 2023

Summary

No abstract available in PubMed .

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Last Updated: Jul 12, 2025

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