OWLS OF THE WORLD: THEIR EVOLUTION, STRUCTURE AND ECOLOGY. Edited by John A. Burton. Illustrated by John Rignall.

(1973) 1984 revised edition. 4to (216 x 280mm). Pp208. Colour illustrations by John Rignall, colour photographs, maps, bibliography. Brown boards, spine titled in gilt.

"In this book we have attemptred to write about and to illustrate every knoen species of owl." "Since this book was first published in 1973 a considerable amount of new information has become available on some genera. New species of owls have been described and there have been taxonomic re-evaluations, particularly in the large Otus group. Knowledge of the prehistory of owls is also increasing. Both text and illustrations have been revised in this edition to take account of the new material." A good book with contributions from many well-known experts in their field - Philip Burton, Michael Fogden, Howard Ginn, David Glue, Colin Harrison, G.P. Hekstra, Heimo Mikkola, Ronald Murton, Ian Prestt, John Sparks, Bernard Stonehouse, Reginald Wagstaffe, C.A. Walker and W. van der Weyden.