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The Wilson Bulletin — No. 87 



or clover. There were, during the years of study, two ponds 

 of thirty and forty acres respectively, and fifteen small 

 swamps, ranging from one or two square rods to three acres 

 in size, scattered over the region included. This and much 

 of the surrounding land has been drained since 1911, and it is 

 only a question of a short time until the remainder of the 

 swamps and ponds will disappear. A visit during August, 

 1913, was interesting because of the glimpse obtained of the 



NEST AND EGGS OP BITTERN 



manner in which bird life had been affected by the change. 

 Only five species of birds, Tree Swallow, Barn Swallow, 

 Bartramian Sandpiper, Killdeer, and Meadowlark, were noted 

 in an entire day in the field where in 1910 or 1911 from forty 

 to fifty species could be noted any August day. Of these five 

 species, the last four were resident and of these only two, 

 the Meadowlark and Barn Swallow, were as numerous as 

 before. 



