184 A Pioneer PIistory oe Becker County. 
223. Black-ti-iroated Blue Warbler (Dendroica ccendescens ). 
An uncommon migrant. 
224. Myrtle Warbler, Yellow-rumped Warbler ( Dendroica 
coronata ). 
An abundant spring and fall migrant. A few pairs prob¬ 
ably breed in the Lake Itasca region. 
225. Magnolia Warbler ( Dendroica maculosa). 
A common migrant, breeding in limited numbers in the 
evergreen forest. 
226. Chestnut-sided Warbler ( Dendroica pennsylvanica.) 
A common summer resident. 
227. Bay-breasted Warbler ( Dendroica castanca). 
An uncommon migrant. 
228. Black-poll Warbler (Dendroica striata ). 
A common migrant. 
229. Blackburnian Warbler (Dendroica blackburnicc ). 
Breeds rather commonly in the heavy forests of the county. 
230. Black-Tliroated Green Warbler ( Dendroica virens). 
A bird of the heavy forest, living almost exclusively in the 
tree tops. 
231. Pine Warbler (Dendroica z igorsii ). 
An abundant summer resident in all “Jack pine” timber. 
232. Palm Warbler (Dendroica palmarum ). 
A common migrant. 
233. Oven bird (Seiurus auro cap Ulus). 
Common everywhere in woodlands. 
234. Grinnell’s Water-tlirusii (Seiurus noveboracensis nota- 
bilis ). 
Summer resident in low-lying woodlands. Common along 
the banks of lakes and streams during migration. 
235. Connecticut Warbler (Geothlypis agilis). 
To be looked for as a rare migrant. 
236. Mourning AYarblER (Geothlypis Philadelphia). 
A common summer resident, breeding in old “burns” in 
the pine forest. 
237. Maryland Yellow-throat (Geothlypis trichas brachidac- 
tyla ). 
A common summer bird in all bushy meadows. 
238. Wilson's Warbler (Wilsonia pusilla). 
A spring and fall migrant. 
