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科学家研究仙人掌刺的刺穿性能
一项新的研究发现,仙人掌的刺可以轻易地穿透动物肉体,刺上的细小倒钩像瓦片一样分层,大小完美,可以抓住肌肉和胶原纤维。这些特征也使得这些刺更难移除。
https://www.sciencedaily.com/releases/2018/11/181120211638.htm
S. B. Crofts, P. S. L. Anderson. The influence of cactus spine surface structure on puncture performance and anchoring ability is tuned for ecology. Proceedings of the Royal Society B: Biological Sciences, 2018; 285 (1891): 20182280 DOI: 10.1098/rspb.2018.2280
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