List of Illustrations 
FACING PAGE 
RUFFED GROUSE ON NEST . P : 3 “ é . 18 
Younc Repstarts, Day of Leavinc Nest : ‘ . 18 
YounG ReED-EYED VIREOS READY To LEAVE NEST é . 22 
YOUNG YELLOW-BILLED Cuckoos, Twenty-Four Hours 
BEFORE LEAVING NEST F ; ‘ : : a 25) 
MALE ROSE-BREASTED GROSBEAK, ONE YEAR OLD, TAKING 
Sun BATH ; : : F . j : 2 BF 
Bos-wuite’s Nest FuLt or Eccs (CoLour) : : . 36 
Nest AND Ecos oF BOBOLINK, ON THE GROUND IN A 
MEADOW : : ‘ : ‘ : : . 40 
PLate B: Common Ecos (CoLour) . ‘ ‘ ‘ . 44 
NeEsT AND Ecos oF FIELD SPARROW, ON GROUND IN FIELD 
oF DEAD GRass ‘ ; : : : 3 . 46 
Sonc Sparrow’s NEST : : : i 4 : . 48 
Nest AND Eccs OF BROWN THRASHER . ; . » 50 
Nest OF BROWN THRASHER ON THE GROUND. ‘ - 50 
Nest AND Eccs OF RUFFED GROUSE : ‘ ‘ » 52 
NeEsT OF THE WORM-EATING WARBLER IN A BANK ; . 64 
Nest oF BLUE-WINGED WARBLER ON GROUND IN Damp 
SCRUB. ; : : ; : , ‘ . 66 
Nest OF MARYLAND YELLOW-THROAT (COLOUR) : . 68 
Nest AND Eccs OF MARYLAND YELLOW-THROAT . - 70 
Nest oF WILson’s THRUSH (COLOUR) F : : 2. we 
MEADOW-LARK’S ARCHED NEST : . . . . 74 
Nest AND EcGs OF GRASSHOPPER, OR YELLOW-WINGED, 
SPARROW ; ‘ : : : 3 ~ 94 
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