(Downloading may take up to 30 seconds.
If the slide opens in your browser, select File -> Save As to save it.)
Click on image to view larger version.

Fig. 4. Wingbeat frequency (Hz) and percent time flapping (%) in the zebra finch
(Taeniopygia guttata). (A) Wingbeat frequency in different modes of
flight. (B) Wingbeat frequency across a range of velocity in the wind tunnel.
(C) Percent time flapping in different modes of flight. (D) Percent time
flapping across a range of velocity in the wind tunnel.