NatureEchinoderm stereom gradient structures enable mechanoelectrical perceptionAnnan ChenZiqin WangZhizi GuanJiajun WuQi Wei ShiSenlin WangYusheng ShiBin SuChunze YanZuankai WangJian Lu2026-02-25Full textDOI https://doi.org/10.1038/s41586-026-10164-9