Contact: Roz Pidcock
Society for Experimental Biology
Caption: During memory training of the pond snail, the pneumostome is gently poked with a wooden stick, which causes it to close. Under normal conditions the snail remembered the poke and reduced the number of times it came up for air a day later, showing long-term memory.
Credit: Ken Lukowiak
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Related news release: Can you make a snail forget?