124 YEARBOOK, PUBLIC MUSEUM, MILWAUKEE [Vol. III. 



These excursions are profitable to the Museum because they yield 

 useful data, group accessory material, photographs and desirable speci- 

 mens, the necessary equipment being always carried. They yield a 

 profit to those who make them in healthful outdoor exercise, and serve 

 as a partial answer to the continual "call of the wild" with which we 

 are afflicted. 



The region in which Milwaukee is situated is of decided interest to 

 the ornithologist and bird lover. Although the bird life of this vicin- 

 ity has been studied and recorded over a long period of years, a vast 



Fig. 7G. — General view of Bar Creek Trapping Station. On the Lake 

 Michigan shore near Cedar Grove, Wis. 



amount remains to be done. This is particularly true of the bird life 

 of Lake Michigan, which offers by far the most fertile field for investi- 

 gation, and as a consequence is receiving the most attention. 



Except the unattractive parts within cities, the whole Lake Michi- 

 gan shore line from Sheboygan, Wisconsin, on the north to Michigan 

 City, Indiana, on the south, has been studied by the writer since 1910 

 when he first became interested in Lake Michigan bird life. For 

 many years, regular week-end trips were made from Chicago to the 



