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. 2017 Mar 8;11:12. doi: 10.3389/fnbot.2017.00012

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Copyright © 2017 Arena, Arena, Strauss and Patané.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) or licensor are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Snapshots of the fly-inspired robot while climbing an obstacle: the robot approaches the obstacle (A); it reaches the step with its front legs (B), middle legs (C), and finally with the hind legs (D).