The tegument and exoskeleton structure and the cement glands activities of female pleopod in different physiological stages of Eriocheir sinensis were investigated by histological method.

用显微及亚显微方法研究了中华绒螯蟹雌体不同生理阶段（幼蟹、未成熟蟹、成熟蟹、抱卵蟹和流产蟹）腹肢的体壁结构变化和粘液腺发育特征。

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Dr Vollrath's examination of Crassicorophium showed that the material is secreted by glands similar to those used by barnacles to make their cement.

ECONOMIST: A species of crustacean makes silk underwater