Additional file 1 of Tree frog attachment: mechanisms, challenges, and perspectives

Symbols and abbreviations. List of symbols, List of abbreviations. Morphology and material properties of a toe pad. Geometrical model of the surface of the ventral toe pad epidermis, Fibre-matrix analogy of a toe pad, Scaling of tenacity with snout-vent-length. Attachment performance of tree frogs. The rotating platform experiment, Capillary adhesion of deformable objects, Capillary friction, Suction, Kendall peeling model, Johnson-Kendall-Roberts model. (ZIP 1630 kb)