NATURE'S CALENDAR 113 



Warbling Vtreos.—Arri\'e from South first May 27 



week. " 



Bhie-headed Vireos. — Pass North first fort- 

 night. 



White-eyed Vireos. — Nests fourth week ; low 

 trees. All vireos' nests much alike. 



Black-and-White, Blue-7vinoed Yellow, and 

 Worm-eating Warblers. — Arrive from South 

 first week. 



Nashville and Panda Warblers. — Passing 

 North first fortnight. 



Summer Yello-o-birds. — Arrive tirst week. 



Black-throated Bine, Yelloxv-riwiped, Chest- 

 nut - sided. Bay - breasted, and Black Poll 

 Warblers. — Pass northward throughout the 

 month. 



Prairie Warblers. — Arrive from South first 

 week. 



Oven-bird. — Nests late, on ground in woods. 



Water Thrushes. — Pass North second and 

 third weeks. 



Maryland Yello7v-throats. — Nests late, oa 

 the ground in swampy thickets. 



Yellow-breasted Chat. — Nests fourth week; 

 bushes. 



Hooded Warble7-s. — Arrive from South first 

 week. 



Wilson's Black-caps. — Pass North second 

 and third weeks. 



Canadian Warblers. — Pass North second 

 and third weeks. 



Redstarts.— Kxx\s^ from South first week. 



Cat-bird. — Nests third week; thickets. 



Thrasher. — Nests third week ; thickets, 

 brush-heaps, often on the ground. 



House Wren. — Nests late, in holes and bird 

 boxes. 



