Scientists have identified which environmental stress conditions encourage pond snails to remember and which make them forget. Following training, predator scent super-sensitised the snails whilst ...
SACLEPEA REFUGEE CAMP, Liberia, May 14 (UNHCR) - Papa Tokpa Sadia, 45, is all smiles as he picks up a snail and explains how it is extracted from its shell to prepare a meal. "Snail meat is very ...