xii Illustrations 



PACK 



FIG. 80. Posed in line, biting and pulling ... 89 



FIG. 81. Posed in row to illustrate habit of sitting still . . . . . . 90 



FIG. 82. King-row at a later stage birds thirteen days old . . . . . . 90 



FIG. 83. Kingfisher at nine days, showing feather tubes and tracts . . . 91 



FIG. 84. At thirteen days. The wing-quills show one half inch of the blue-black, white- 

 tipped feather-shafts . . . . . . . . -91 



FIG. 85. Kingfisher at fifteen days. Nearly all feathers partly unsheathed ... 92 

 FIG. 86. Kingfishers eighteen days old. The bright blue of the upper parts and the 



white and chestnut bands across the breast are now very prominent . . 92 

 FIG. 87. Kingfishers twenty-two days old. To illustrate how they break ranks and walk 

 backwards, when placed in line. The second on the left has already taken a 

 few backward steps . . ...'.. . . . -93 



FIG. 88. Female Brown Thrush brooding. Lens 9 T \ inch; speed -| ; stop 32; time ^-sec- 

 ond; distance 4 feet in full sun. July 13, 1900 ...... 95 



FIG. 89. Female Robin brooding. Attitude of keen attention . . . . -97 



FIG. 90. Female Redwing Blackbird feeding a young bird . ' ' . . . . .98 



FIG. 91. The same bird awaiting the reflex response of the throat and gullet of young. 



If not forthcoming, the food is withdrawn, and another is tested ... 98 

 FIG. 92. Female Kingbird standing over young with drooping wings to ward off the sun. 



Typical brooding attitude during last days of life at nest . . . . 99 



FIG. 93. Kingbirds rending an unruly grasshopper . . . . . . . 99 



FIG. 94. Helping a grampus down the throat of a Kingbird . . . . . 101 



FIG. 95. The male grampus, Corydalus cornutus. Full size, from life . . . . 101 



FIG. 96. Female Chestnut-sided Warbler bristling to keep cool while brooding on a hot 



June day . . . . . . . . . . .102 



FIG. 97. The same bird in the more common attitude of brooding during the early life of 

 the young. Lens Zeiss Anastigmat, Ser. ii a; 6 inch; speed |; stop 32; 

 time \ second; distance 3 feet in full sun. June 23, 1900 .... 102 



FIG. 98. Male Chestnut-sided Warbler brings food for his little children. His mate, who 



is brooding, receives it into her own bill, but does not taste a particle herself . 103 

 FIG. 99. Female Chestnut-sided Warbler brooding with throat puffed out and head- 

 feathers erect ............ 103 



FIG. 100. Female Brown Thrush placing food well down in the throat. Point of bill is 



on level with external ear of young ........ 104 



FIG. 101. The same bird cleaning the nest ......... 105 



FIG. 102. Cedar-bird taking sac from cloaca of young . . .... 106 



FIG. 103. Female Kingbird cleaning the nest ........ 107 



FIG. 104. Baltimore Oriole feeding its young ........ 108 



FIG. 105 The same bird in another attitude ......... 109 



A Hatful of Kingfishers . . . . . . . . . . . . .no 



FIG. 106. Male Redwing Blackbird inspecting nest . . . . . . .112 



FIG. 107. The same bird engaged in the same occupation. To illustrate the formation 



of habits in the daily routine . . . . . . . ..112 



FIG. 108. Cock with a large grasshopper . . . . . . . . . 113 



FIG. 109. Cock " taking aim " . . . . . . . . . . 113 



FIG. no. Cock ready to inspect the nest .......";. 114 



FIG. in. Female Robin inspecting the nest in a typical attitude . . . . .114 



