National Geographic : 1943 Jul
Ivatoeal ougrapi OutUty oualnrolmle Jy h r. jrLnur A. A1nen It Comes as a Harbinger of Spring Cliff Swallows nowadays are cliff nesters only in the West, as they build regularly under the eaves of buildings. They winter in Brazil and Argentina and breed as far north as central Alaska. "Beware theNight Patrol," Insect Pests Chuck-will's-widow becomes active atdusk, and woe tothemoth orbeetle that comes too near. A largeedition oftheWhippoorwill, itisfound inthe southeastern States from Maryland and Missouri toFlorida.