. The making of species. Evolution. -rtrtsrr.'.s â ^\o SHIKRA HAWK I'he upper surface of tlie tail, not 'ihown m ihis t wi'li thiit of tlie cuckoo " n , cxaci ly con esponds. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Dewar, Douglas, 1875-; Finn, Frank, 1868-1932, joint author. London, New York, J. Lane Company

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