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The Wilson Bulletin — No. C3. 



19 W 16 57 



partly 

 cloudy 



20 NE 12 44 clear 



21 SE 8 48 clear 



1 NE 25 50 cloudy 



partly 

 2 NE 16 53 cloudy 



5 NW 20 60 clear 



7 NE 20 53 cloudy 



8 NE 22 54 clear 



partly 

 9 E 19 57 cloudy 



C — Common. 



Flock of Pine Siskins. Last Red- 

 breasted Merganser and Lesser 

 Scaups seen. 



Migrants abundant again to-day. The 

 forests show only faintest tinge of 

 green. Jack-in-the-pulpit out. 



Cherries in full blossom, willows near- 

 ly fully leaved out. Cottonwoods 

 leaved out. 



Great host of migrants arrived to-day. 

 Rained hard at 6 a. m. 



Warblers profusely abundant. Occa- 

 sional showers. 



A decrease in number of migrants. 



Another wave of migrants to-day. 



Several species of little flycatchers 

 abundant to-day. 



Migrants abundant. Connecticut and 

 Mourning Warblers extremely abund- 

 ant. 



Last Common Tern. 



Warblers abundant. Many in song. 



Water very high at Fox Lake. Many 

 nesting birds drowned out. Red- 

 wing Blackbirds, King Rail, Blue- 

 winged Teal nesting. Last Spoon- 

 bill Duck seen. 



JUNE 



A wave of warblers in progress. They 

 are very fat. A steady north wind. 

 Warblers collected in droves on 

 south side of woods. 



Warblers abundant, keeping to tree- 

 tops and exploring buds. The forest 

 generally is only about one-third 

 leaved out. 



Warblers abundant. Hummingbirds 

 abundant. 



Warblers abundant. The following ob- 

 served : Magnolia, Chestnut-sided c. 

 Black-poll, Blackburnian, and many 

 unidentified. 



Warblers abundant, keeping well up 

 in tree-tops. Trees leaved out as fol- 

 lows : Maples 2-3, Oaks 14, Ash 14. 

 Elms 1-3. A flock of Crossbills seen 

 at Lake Forest (L. curvirostra mi- 

 nor?). Olive-sided Flycatcher? 



Herring Gulls? Abundant at Wauke- 

 gau. Warblers abundant and last 

 seen on this date. 

 T. C. — Tolerably common. 



