List of Illustrations 
FACING PAGE 
RUFFED GROUSE ON NEST . “ g F é 5 A 
Younc Repsrarts, Day oF LEAVING NEST * 3 
YoOuNG Rep-EYED ViREOS READY TO LEAVE NEsT EB 
YOUNG YELLOW-BILLED Cuckoos, Twenty-Four Hours 
BEFORE LEAVING NEST é ; j : F 
MALE ROSE-BREASTED GROSBEAK, ONE YEAR OLD, TAKING 
Sun BATH 
Bos-wuite’s Nest Fut oF Eacs (Cotour) 
Nest AND EGGs OF BOBOLINK, ON THE GROUND IN A 
MEADOW 
PLaTE B: Common Ecos (CoLour) 
Nest AND EGGs OF FIELD SPARROW, ON GROUND IN’ FIELD 
oF DEAD GRASS 
SonGc Sparrow's NEST ’ 7 
Nest AND EGGs OF BROWN THRASHER 
Nest OF BROWN THRASHER ON THE GROUND. ; : 
Nest AND Eccs OF RUFFED GROUSE 
NEST OF THE WORM-EATING WARBLER IN A BANK 
Nest oF BLUE-WINGED WARBLER ON GROUND IN Damp 
SCRUB 
Nest OF MARYLAND YELLOW-THROAT (COLOUR) 
Nest AND Ecos OF MARYLAND YELLOW-THROAT 
Nest oF Witson’s THRUSH (COLOUR) : . ; : 
MEADOW-LARK’S ARCHED NEsT 
Nest AND EGGs OF GRASSHOPPER, OR YELLOW-WINGED, 
SPARROW : : : ; A ; é 
xil 
18 
4o 
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