BIRD-STUDY 



107 



Raven 



Crow 



Purple Grackle 

 Bronze Grackle 



male 



A-n. Birds that are conspicuously black or black and white 

 E Black the dominant color 

 I Black all over 



Large birds 19 in. or more; bristles over 

 nostrils 

 X Long pointed feathers on throat ; nearly 



2ft. 



XX Short, rounded feathers on throat; 



19 in. 

 OO Smaller birds; no bristles over nostrils 



X With bronze purple metallic reflections 

 on head, back, and wings; tail taper- 

 pointed 



Y Iridescent bars on back feathers 

 YY No bars on back feathers 

 XX With uniform glossy blue-black plum- 

 age; tail square Rusty Blackbird 

 II Not black all over 



O Head and neck seal brown Cowbird 



OO Head and neck rusty brown, bird gray 



below Rusty Blackbird, female 



EE Black not the dominant color 

 I Black and white chiefly 



O Black and white streaked 

 X Crown streaked; a 



trunk and branches 

 XX Crown solid black 

 Y Back gray 



a Wings and tail black 



through eye 



aa Black cap and chin 

 YY Back blue, throat black 

 II Black and yellow 



O Head black except cheeks, which are yellow 



Golden-cheeked Warbler 

 OO Head yellow, throat and breast black 



Black-throated Green Warbler 



A-i2. Birds not included in the foregoing groups 



E Birds nearly as large as or larger than robin 



I All-over slaty gray; a black crown (call a cat- 

 like meow, song variable) Catbird 

 II A blue gray and white bird with large head, 

 throat white; seen along streams or pond 

 margins; call a rattling roll Belted Kingfisher 



creeper on tree 



Black and White Creeping Warbler 

 Blackpoll Warbler 



black bar 



Shrike 



Chickadee 



Black-throated Blue Warbler 



