A) Attachment and detachment positions of lamellae of gecko feet and illustration of setal arrays located on lamellar structure on toe skin [147]. B) Production stages and SEM micrographs of gecko-inspired pattern. C) Properties of pillars, it was designed by different types of pillars to compare their properties. D) The effect of T/P ratio on adhesive-tissue contact surface [133]. Adapted with permission from ref. [147], Copyright from 2013, The Springer Nature Limited; Adapted with permission from ref. [133], Copyright from 2008, The National Academy of Sciences, USA.