...The burn was full of trout; the wood of cushat-doves; on the open side of the mountain beyond, whaups would be always whistling, and cuckoos were plentiful... 
Robert Louis Stevenson 「Kidnapped」
...There are, however, cases of cuckoos which visit the nests of more than one host, and cases of hosts which are visited by several kinds of cuckoos...
Edward Saunders 「Wild Bees, Wasps and Ants」
...the humble bees) we find the cuckoos so like their hosts (, 30, 31) that even entomologists of experience mistake one for the other...
Edward Saunders 「Wild Bees, Wasps and Ants」
...The underground species are more subject to the attacks of cuckoos than the carder bees...
Edward Saunders 「Wild Bees, Wasps and Ants」
...One peculiarityof the feet is that the bird can reverse one toe, so that it can havethree toes in front and one behind, like most birds, or two infront and two behind, like Parrots and Cuckoos...
John Albert Leach 「An Australian Bird Book」
...The Bronze Cuckoos are very similar...
John Albert Leach 「An Australian Bird Book」
...
Two baby cuckoos on the rickety bundle of sticks that bycourtesy we call a nest...
Neltje Blanchan 「Birds Every Child Should Know」
...,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」
...The third of the cuckoos which enlivens the hot weather in theplains is the Indian cuckoo (Cuculus micropterus)...
Douglas Dewar 「A Bird Calendar for Northern India」
...There are also American cuckoos that buildtheir own nest and incubate their own eggs...
Frederick G. Aflalo 「Birds in the Calendar」
...As the robin is a favourite foster-parentwith cuckoos, my first thought was that thismight be an unusually small egg of theparasitic bird, which was very plentifulthereabouts...
Frederick G. Aflalo 「Birds in the Calendar」
...I only attack my enemies,—theHawks, Owls, Eagles, Crows,Jays, and Cuckoos...
Various 「Birds Illustrated by Colour Photography, Vol II. No. 4, October, 1897」
...Red haws have been recorded as nest trees of horned owls,yellow-billed cuckoos, cardinals, and fox squirrels...
Henry S. Fitch 「The Forest Habitat of the University of Kansas Natural History Reservation」
...The woodpeckers,the jays, the cuckoos, the pewees, the warblers,and other wood birds show only a low degreeof variability in song, feeding, and nesting habits...
John Burroughs 「Ways of Nature」
...Two other well-authenticated cases have cometo my knowledge of robins killing cuckoos (theblack-billed) in May...
John Burroughs 「Ways of Nature」
...Birds-of-Paradise 13; Honey-eaters 26;Cuckoo-Shrikes 11; Flycatchers 30; Cuckoos, 11; Kingfishers 11; Parrots, 22;Pigeons, 26...
A. F. R. Wollaston 「Pygmies and Papuans」
便利！手書き漢字入力検索