APPENDIX I. 407 



b. Length under 6-00. 

 61. Crown black : cheeks white ; back ashy ; unstreaked ; call, chick-a- 



dee, or a musical, double-noted whistle 735. Chickadee. 



J". Conspicuously streaked with black and white; a tree creeper. 



636. Black and white Wakbieb. 



B. Under parts white or whitish. 



u. Length 8'00 ; upper parts grayish slate-color ; tail tipped with white •, 

 a bird of the air, catching its insect food on the wing, and occasionally 

 sallying forth from its exposed perch in pursuit of a passing Crow ; 

 note, an unmusical, steely chatter 444. Kingbird. 



b. Length 5'75 ; crown black ; back bluish gray ; a tree creeper; call-note, 

 yank, yank 727. White-bebasted Nuthatch. 



c. Length 6'50 ; upper parts washed with rusty ; generally seen in flocks ; 

 terrestrial ; Nov. to Mch 534. Snowflake. 



IL No white in the plumage. 



A. Length 19-00 ; jet black . 4S8 Am. Ceow. 



JB. Length 12'00; black with metallic reflections; iris yellowish; migrates 

 in flocks ; nests usually in colonies in coniferous trees ; voice cracked and 

 reedy ; tail " keeled " in short flights ; a walker. 



511. PcBPLE Geaokle. 5114. Beonzed Grackle. 



C. Length 9'50 ; shoulders red ; haunts marshes ; call, kong-qiier-ree. 



498. Red-winged Blackbird 



D. Length 7'50 ; head and neck coffee-brown ; frequently seen on the 

 ground near cattle 495. Cowbied. 



Fifth Group.— Without either yellow, orange, red, or blue 

 in the plumage; not conspicuously black, or black 

 and \7hite. 



L Under parts all one color, without streaks or spots. 

 1. Back without streaks or spots. 

 A. Under parts white or whiti.sh ; length under 7'50. 

 a. Back olive, olive-green, or slaty fuscous, 

 a'. No wliite line over the eye ; flycatchers, capturing their prey on 

 the wing and returning to their perch, where they sit quietly until 

 making a fresh sally. 



o". Crown blackish ; frequently found nesting under bridges or 

 about buildings ; tail wagged nervously ; note, pewit-phabe. 



456. Phcebe. 

 a'. Wing-bars whitish ; haunts orchards, lawns, and open woodland ; 



note, cheb'ec, cheiec 467. Least Flycatcher. 



a*. Haunts woodlands ; generally frequents the upper branches ; 



note, a plaintive pee-a-wee 461. Wood Pewee. 



Ji. A white line over the eye, or wing-bars white ; gleaners ; patiently 



exploring the foliage for food or flitting about the outer branches. 



b'. White line over the eye bordered by a narrow black one ; cap 



gray ; iris red ; song, a rambling recitative : " You see it — you 



Know it — do you hear me ? " etc. . . . 624. Red-eyed Vireo. 



b'. White line over the eye not bordered by black ; prefers the 



