(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. 10. Depth and duration of glides during a single ascent by a Brünnich's
guillemot (BRGU 13). All glides were separated by a single stroke, except the
glide at 44 m, which was preceded by two very short strokes in succession.
