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the birds usually rise in a slanting direction against the wind (fig. 3), turn round in a rather large circle, and 

 make a rapid descent (fig. 4) down the wind. They subsequently take a longer or shorter flight in various 

 directions, almost touching the water. After that comes another ascent in the same manner, followed by 



FIG. 1. — ALBATROS TURNING SHARPLY TO THE LEFT. 



FIG. 2. ALBATEOS RISING AND TURNING TO THE RIGHT. 



