]6G 



WOOD WARBLERS. 



Fig. 10;!.— Black-poll Warbler. 



Fia. 100.— Marylaud Yellow-throat. 



Fig. 104.— Oven-bird. 



Fig. 108. -Hooded Warbler. 



Fig. 105.— Kentuckj- Warbler. Fio. 109.— Canadian Warbler. 



Figs. lO'J-109.— Heads ot Warblers. (Natural size.) 



