The Secret World of Shrimps: Polarisation Vision at Its Best
Author Information
Author(s): Kleinlogel Sonja, White Andrew G.
Primary Institution: Max Planck Institute of Biophysics, Frankfurt am Main, Germany; University of Queensland, Brisbane, Queensland, Australia
Hypothesis
Can the crustacean Gonodactylus smithii measure all aspects of polarisation in its visual field?
Conclusion
Gonodactylus smithii possesses optimal polarisation vision, allowing it to detect changes in the degree and type of polarisation without confusion.
Supporting Evidence
- Gonodactylus smithii can measure all Stokes' parameters, essential for optimal polarisation vision.
- The study provides the first evidence of circular polarisation sensitivity in any organism.
- Optimal polarisation vision allows for enhanced detection of changes in the visual field.
Takeaway
Mantis shrimps can see light in a special way that helps them notice things that other animals might miss, like changes in light patterns.
Methodology
The study involved intracellular recordings from the photoreceptors of Gonodactylus smithii to assess their sensitivity to linear and circular polarisation.
Participant Demographics
Adult male and female stomatopods of the species Gonodactylus smithii.
Digital Object Identifier (DOI)
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