. The birds of eastern North America known to occur east of the nineteenth meridian .. . o. 75. General i>hnn; white; feet, red; gular sack, blackish; bare skin in front of eyeand angle of jaw, pink red; tail, white; immature birds are grayish ])rown. Sula piscator. Red=footed Booby. See No. 7(). General plumage, white; feet, leaden blue; gular sack, blackish; bare skin iu front ofeye, bluish; tail, sooty browm; the middle feathers tinged with hoary; young birds aresooty graj^ Sula cyanops. Blue=faced Booby. See No. 74. * Group 3. Wing, 17 to 21 inches long. Sides of chin, feathered; a
. The birds of eastern North America known to occur east of the nineteenth meridian .. . o. 75. General i>hnn; white; feet, red; gular sack, blackish; bare skin in front of eyeand angle of jaw, pink red; tail, white; immature birds are grayish ])rown. Sula piscator. Red=footed Booby. See No. 7(). General plumage, white; feet, leaden blue; gular sack, blackish; bare skin iu front ofeye, bluish; tail, sooty browm; the middle feathers tinged with hoary; young birds aresooty graj^ Sula cyanops. Blue=faced Booby. See No. 74. * Group 3. Wing, 17 to 21 inches long. Sides of chin, feathered; a narrow strip of bare skin down ■Idle of tliroat; adults, white;head tinged witii Inilf: , mottled-iravish d hite. JSiila hassana. Qannet. See No. 77. Whole chin and upper throat, bare; feet, leaden blue; wing, always less than IS. Acci-dental straggler, on Florida coast, not recorded elsewhere iu Eastern North America. Sula cyanops. Blue=faced Booby Qannet. See No. 74. * For directions for ineasuremeut, see page 9. 52 KEY TO THE BIRDS OF EASTERN NORTH Adult. Gaunet.
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectbirds, bookyear1900
