THE CUCKOO'S SECRET." 



BY 



EDGAR CHANCE. 



A detailed account of Mr. Chance's intensive study of the 

 Cuckoo Problem during the seasons 1918-1921 in relation to 

 the laying-habits of the Meadow-Pipit Cuckoo, illustrated 

 with selections from the -Film and other photographs. The 

 book also contains a statement of various other aspects of the 

 problem and incidentally suggests a number of kindred in- 

 vestigations awaiting the attention of British ornithologists. 



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Vol. II. (the completion) now ready. £2 2s. 

 THE BIRDS OF BRITBSH GUIANA. Based 



on the Collection of F. V. McConnell. By Chaeles Chubb. 

 2 vols., roy. 8vo, pp. liv, 528, xcvi, 615, with portrait, coloured 

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