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Tentacle Responses of the Sea Anemone Anthopleura xanthogrammica to Ultraviolet and Visible Radiations

Abstract

WE have observed that exposure of anemones to ultraviolet and visible radiations can elicit two specific responses, flexion and retraction of the tentacles. A detailed investigation revealed that these responses were readily differentiated by their spectral region of maximum sensitivity.

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CLARK, E., KIMELDORF, D. Tentacle Responses of the Sea Anemone Anthopleura xanthogrammica to Ultraviolet and Visible Radiations. Nature 227, 856–857 (1970). https://doi.org/10.1038/227856a0

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