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Figure 8


Fig. 8. Direction-dependence of friction (A,D), contact area (B,E) and shear stress (C,F) for G. viridula (hairy system, A–C) and C. morosus (smooth system, D–F) for immobilised pads (N=7) in both `little' and `accumulated' secretion regimes. Significance levels; *P<0.05, **P<0.01, ***P<0.001.