however, known as a migrant on the west coast of Europe and Africa. 

 By means of numbered bands, a picture disclosed what is apparently 

 not only the longest, but also one of the most remarkable migratory 

 journeys (Austin 1928). 



Few other animals in the world enjoy as many hours of daylight as 

 the Arctic tern. For these birds, the sun never sets during the nesting 

 season in the northern part of the range, and during their winter 

 sojourn to the south, daylight is continuous as well. In other months of 

 the year considerably more daylight than darkness is encountered. 



46 



