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Comparative Psychology

Lynne Sneddon, PhD

Crustaceans

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Pain In Aquatic Animals, Lynne U. Sneddon Aug 2015

Pain In Aquatic Animals, Lynne U. Sneddon

Lynne Sneddon, PhD

Recent developments in the study of pain in animals have demonstrated the potential for pain perception in a variety of wholly aquatic species such as molluscs, crustaceans and fish. This allows us to gain insight into how the ecological pressures and differential life history of living in a watery medium can yield novel data that inform the comparative physiology and evolution of pain. Nociception is the simple detection of potentially painful stimuli usually accompanied by a reflex withdrawal response, and nociceptors have been found in aquatic invertebrates such as the sea slug Aplysia. It would seem adaptive to have a …