ILLUSTRATIONS 



Typical nest of Alder Flycatcher 



Alder Flycatcher 



Young Crows in nest 



Young Crows 



Blue Jay . 



Rusty Grackle . 



Nest of Meadowlark 



Nest of Orchard Oriole 



Young Orchard Orioles 



Male Bobolinks 



Five young Bobolinks in nest 



Tree Sparrow eating hay seed thrown on the 



Pine Grosbeak about to drink 



Female Rose-breasted Grosbeak incubating 



Pair of White-winged Crossbills 



Young Field Sparrows in nest 



Young Goldfinches, ready to leave nest 



Nest of Swamp Sparrow 



Nest of Vesper Sparrow 



Nest of Chippy . 



Chipping Sparrows 



Young Barn Swallows on nest 



Young Barn Swallow 



Eave Swallows . 



Fledgling Eave Swallow 



Tree Swallow (male) and nest 



Tree Swallow 



Young Tree Swallows 



Purple Martins near their nest in hole of stub 



Bank Swallow at nest — hole in gravel bank 



Young Chimney Swifts by their nest . 



Young Chimney Swift 



Nest of Scarlet Tanager 



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