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



Fig. 3. Relationships between dive depth and depth of flipper beat cessation in two king penguins (filled circles) and ten Adélie penguins (open triangles). Depths of flipper beat cessation are plotted as absolute depth (A) and as a percentage of dive depth (B).