10 



OBJECTIVE SEASONAL LESSONS. 



present a month or more before beginning to nest, 

 but those that come in May may be found nest- 

 building within a few days after their arrival. 



List of Summer Residents. 



Laughing Gull.* 



Common Tern.* 



Wood Duck.* 



Great Blue Heron.* 



Little Green Heron. 



Black-crowned Night 

 Heron. 



American Bittern.* 



Least Bittern. 



Clapper Rail. 



King Rail.* 



Virginia Rail.* 



Woodcock. 



Spotted Sandpiper. 



Killdeer.* 



Mourning Dove. 



Osprey. 



Barn Owl.* 



Yellow-billed Cuckoo. 



Black-billed ("uckoo. 



Belted Kingfisher. 



Nighthawk. 



Whip-poor-will. 



Cliimney Swift. 



Ruby-throated Humming- 

 bird. 



Kingbird. 



Crested Flycatcher. 



Phoebe. 



Least Flycatcher. 



Acadian Flycatcher. 



Wood Pewee. 



Baltimore Oriole. 

 Orchard Oriole. 

 Red-winged Blackbird. 

 Purple Grackle. 

 Bobolink. 

 Meadowlark. 

 Cowbird. 



Grasshopper Sparrow, 

 nenslow's Sparrow.* 

 Swamp Sparrow. 

 Field Sparrow. 

 Vesper Sparrow, 

 Chipping Sparrow. 

 Rose-breasted Grosbeak. 

 Towhee. 

 Indigo Bunting. 

 Scarlet Tanager. 

 Barn Swallow. 

 Rough-winged Swallow.* 

 Cliff Swallow. 

 Bank Swallow. 

 Tree Swallow. 

 Purple ]Martin. 

 Red-eyed Vireo. 

 Warbling Vireo. 

 Yellow-throated Vireo. 

 White-eyed Vireo. 

 Black and White War- 

 bler. 

 Blue-winged Warbler. 

 Worni-eating Warbler.* 

 Yellow Warbler. 



*Not common. 



