Illustrations. ix 



PAGE 



YOUNG BALTIMORE ORIOLES. On leaving nest. About two weeks old. 88 

 BALTIMORE ORIOLES. Adult males ....... 89 



HERMIT THRUSH .......... 94 



OLIVE-BACKED THRUSH ......... 96 



BICKNELL'S THRUSH .......... 97 



NEST OF WILSON'S THRUSH ........ 98 



WILSON'S THRUSH .......... 100 



BLUE-GRAY GNATCATCHER . . . . . . . . . 101 



RUBY-CROWNED KINGLET ......... 102 



GOLDEN-CROWNED KINGLET. Adult male ...... 103 



TUFTED TITMOUSE . . . . . . . . . 105 



WHITE-BREASTED NUTHATCH. ]\ 1 ale and female . .... 107 



RED-BREASTED NUTHATCHES ........ 109 



BROWN CREEPER . . . . . . . . . . 1 10 



BROWN CREEPER ON TREE TRUNK . . . . . . 1 1 1 



WINTER WRENS . . . . . . . . . . 113 



REDSTART. Adult male . . . . . . . . .114 



WILSON'S WARBLER. Adult male . . . . . . 115 



OVEN BIRD. GOLDEN-CROWNED THRUSH. Adult male . . .119 

 BLACK-THROATED GREEN WARBLER . . . . . . .121 



BLACK AND YELLOW WARBLER. Immature bird in autumn . .124 

 BLACK AND YELLOW OR MAGNOLIA WARBLER . . . . -125 



BLACK-THROATED BLUE WARBLER . . . . . . .127 



CAPE MAY WARBLER. Female in autumn . . . . . .129 



TENNESSEE WARBLER ...... . . . -131 



NASHVILLE WARBLER . . . . . . . . . 133 



BLUE-WINGED YELLOW WARBLER . . . . . . 134 



BLUE-WINGED YELLOW WARBLER'S NEST AND EGGS . . . 135 



WORM-EATING WARBLER . . . . . . . . .138 



BLACK AND WHITE WARBLER. Adult male . . . . .140 



SOLITARY VIREO ........... 142 



YELLOW-THROATED VIREO . ., . . . . . . .144 



