AUTHOR=Ren Ziyu , Shao Yuxiu TITLE=Future bio-inspired robots require delicate structures JOURNAL=Frontiers in Robotics and AI VOLUME=9 YEAR=2022 URL=https://www.frontiersin.org/journals/robotics-and-ai/articles/10.3389/frobt.2022.1073329 DOI=10.3389/frobt.2022.1073329 ISSN=2296-9144