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  • Attack or retreat? Circuit links hunger and pursuit in sea slug brain

    Rhanor Gillette, a University of Illinois molecular and integrative physiology professor, left, and graduate student Keiko Hirayama found a simple circuit in the sea slug brain that integrates hunger, sensory information and memory to drive the animal's response to the smell of food.

    Rhanor Gillette, a University of Illinois molecular and integrative physiology professor, left, and graduate student Keiko Hirayama found a simple circuit in the sea slug brain that integrates hunger, sensory information and memory to drive the animal's response to the smell of food.

    Photo by L. Brian Stauffer

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      Rhanor Gillette, a University of Illinois molecular and integrative physiology professor, left, and graduate student Keiko Hirayama found a simple circuit in the sea slug brain that integrates hunger, sensory information and memory to drive the animal's response to the smell of food.

      Photo by L. Brian Stauffer

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      Every time it encounters another animal, the blind sea slug Pleurobranchaea must decide whether to risk trying to eat it.

      Photo by Tracy Clark

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