...CORVIDAE (5), CROWS, Rook, Raven, Jackdaw,Magpie (Br... 
John Albert Leach 「An Australian Bird Book」
...The old rook was simply expressing the old truth, that life was worth living...
W. H. Hudson 「Birds in Town and Village」
...The rook paid no attention until she was almost on it...
W. H. Hudson 「Birds in Town and Village」
... or farmer's journal as "even worse than the rook...
W. H. Hudson 「Birds in Town and Village」
...But it is not the same as that which has served to preserve the rook and made it so common...
W. H. Hudson 「Birds in Town and Village」
...Clearly,a Rook would have done me a service by uprooting the first lettuce,and capturing its destroyer...
Rev. C. A. Johns 「British Birds in their Haunts」
...The Swallow teaches building, literally, and the Owl moping, literally; but the Rook does not teach pamphleteering literally...
John Ruskin 「Love's Meinie」
...Individually the rook is stamped unmistakablyby the bald patch on the face, where thefeathers have come away round the base ofthe beak...
Frederick G. Aflalo 「Birds in the Calendar」
...The most important problem however inconnection with the rook is the precise extentto which the bird is the farmer's enemy or hisfriend...
Frederick G. Aflalo 「Birds in the Calendar」
...In the midst ofthese playful exertions it unfortunately happened that one rook, by asudden turn, struck his beak against the wing of another...
Percy J. Billinghurst 「A Hundred Anecdotes of Animals」
...The rook is gregarious, in which particular it differs fromthe Carrion Crow which lives in pairs...
Various 「Natural History in Anecdote」
...Bernard has described the interesting way in which the Rook hunts voles or field-mice in Thuringia...
Frédéric Houssay 「The Industries of Animals」
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