The Palaearctic-African Bird Migration Systems. By R. E. Moreau. Academic Press, London and New York, 1972. xiii + 384 pages; 31 photographs; 187 distribution maps, 9 other figures. £7.80.

It is with real emotion that I read Reg Moreau's last book. For years we corresponded about this project and, like many others all over the world, I sometimes received a letter a week asking questions on spec


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