JEB -- Johansson and Aldrin 205 (3): 371 Figure IG3

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Fig. 3. (A) Dorsal view (x,z plane) and (B) lateral view (x,y plane) of the wing movement relative to the movement of the tail tip (Tail) and eye (Eye) respectively. Symbols mark the positions of digitised points (see text for definitions): ${circ}$ , Tail; ${blacksquare}$ , BeakBase; ${square}$ , Beak; ${triangledown}$ , Breast; ${blacktriangleup}$ , Wrist; ${lozenge}$ , Tip. Numbers in the graph correspond to frame numbers (see Fig. 1), each separated by 0.02 s.