WARBLERS 



(679) Oporornis Philadelphia 



(Wilson) 



MOURNING WARBLEP. No 

 Iifj;ht eye-ring. Ad. cf — As shown 

 by the lower bird; in spring with a 

 black patch on the breast; whole head 

 and breast dark blue-gray; upper 

 parts bright olive-green; below bright 

 yellow, lightening posteriorly. Ad. 

 9 — As shown by the upper bird; 

 similar but paler colored and with no 

 black on breast. L., 5.50. A^est — 

 On or near the ground; eggs white, 

 sprinkled with reddish-brown. 



Range — Breeds from N. S., Kee- 

 watin and Alberta south to Minn., 

 Mich, and rarely to N. Y. and Mass. 

 Casually farther south in mountains 

 to W. Va. Winters in Central Amer- 

 ica; rather rare east of the Alleghenies; 

 most abundant in the Miss. Valley. 



first acquaintance with them, it required several minutes' 

 study before I could distinguish the songs certainly. 



The nest is usually located on the ground at the foot of a 

 shrub or plant, well concealed and difficult to find were they 

 not so often placed on the very edge of footpaths or cart 

 roads. 



CONNECTICUT WARBLERS may be classed as rather 

 rare. Although sometimes in fall they are not uncommon, 

 apparently in spring migrations they are seen nowhere in 

 abundance. They winter in northern South America, com- 

 ing north by the island route through the West Indies to 

 Florida; thence their course is laid to the northwest, up the 

 Mississippi Valley to interior Canada. Returning, they sweep 

 to the southeast and pass along the Atlantic seaboard and 

 through the Antilles to their winter quarters, thus being one 

 of the few birds to have different routes for the northern and 

 southern journeys. Of course individuals or small parties 

 may digress from these routes, in fact they sometimes occur 



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