A biologically inspired, flapping-wing, hybrid aerial-aquatic microrobot

John A. Paulson School of Engineering and Applied Sciences, Harvard University, Cambridge, MA 02138, USA. Wyss Institute for Biologically Inspired Engineering, Harvard University, Cambridge, MA 02138, USA. Aerial Robotics Laboratory, Department of Aeronautics, Imperial College London, London, UK. Department of Mechanical and Aerospace Engineering, University of California, San Diego, San Diego, CA 92093, USA. Department of Mechanical and Biomedical Engineering, City University of Hong Kong, Hong Kong SAR, China. *Corresponding author. Email: [email protected] (R.J.W.); yufengchen@ seas.harvard.edu (Y.C.)