...Though so commonin the upper air, Swifts have not, in Victoria, been recordedas having been seen to alight... 
John Albert Leach 「An Australian Bird Book」
...Not until swifts are a month old do the lazy littlefellows climb out of their deep, dark cavern into the boundless sky,which is their true home...
Neltje Blanchan 「Birds Every Child Should Know」
...Old-fashioned swifts still nest in hollow trees or caves, but chimneysare so much more abundant and convenient, that up-to-date birds preferthem...
Neltje Blanchan 「Birds Every Child Should Know」
...When the baby swifts are old enough to climb out of the lattice, theystill cling near it for about a fortnight waiting for their wings togrow strong, before they try to leave the chimney...
Neltje Blanchan 「Birds Every Child Should Know」
...With mouths agape from ear to ear, the swifts draw in an insect dinnerpiecemeal, as they course through the air, just as the whip-poor-will,nighthawk and swallows do...
Neltje Blanchan 「Birds Every Child Should Know」
...Bill, in the Goatsuckers and Swifts, small; mouth large; in the Hummingbirds,bill long, slender, needle-like; wings and tail variable; feet,in all three groups, small and weak...
Frank M. Chapman 「Color Key to North American Birds」
...,Parrots, Cuckoos, Trogons, Kingfishers, Woodpeckers, Goatsuckers, Swifts,Hummingbirds, Cotingas, Flycatchers, Larks, Crows and Jays, Blackbirds andOrioles...
Frank M. Chapman 「Color Key to North American Birds」
...Above the earth, the air is peopled by swifts and swallows in the daytime, and by goatsuckers at night...
W. H. Hudson 「Birds in Town and Village」
...This may be possible a few years hence, thanks to the aeroplane;but even then the swifts will have the advantage as regards cheapnessof transit...
Douglas Dewar 「Birds of the Indian Hills」
...These are saucer-shaped structures, composed of feathers, strawand other materials made to adhere together, and to the beam orstone to which the nest is attached, by the glutinous saliva ofthe swifts...
Douglas Dewar 「A Bird Calendar for Northern India」
...At thisseason swifts are very noisy...
Douglas Dewar 「A Bird Calendar for Northern India」
...Only one specimen secured, out of two or three of these swifts that wereflying about over the Ituri River, in company with several examples ofChætura cassini...
James Chapin 「Descriptions of Three New Birds from the Belgian Congo」
...The swifts, last to come, are also first to go,spending less time in the land of their birththan either swallows or martins...
Frederick G. Aflalo 「Birds in the Calendar」
...And as for theirmore distant relatives, the Hummingbirds and Chimney Swifts, it wouldtake a story apiece as long as this to begin to tell of their strangedoings...
Edith M. Patch 「Bird Stories」
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