ISLAND LIFE 



OR 



THE PHENOMENA AND CAUSES OF 



INSULAR FAUNAS AND FLORAS 



INCLUDING A REVISION AND ATTEMPTED SOLUTION OF 

 THE PROBLEM OF 



GEOLOGICAL CLIMATES 



ALFRED RUSSEL WALLACE 



AUTHOR OF "the MALAY ARCHIPELAGO," "THE GEOGRAPHICAL DISTRIBUTION Ol! 

 ANIMALS," "DARWINISM," ETC. 



THIRD AND REVISED EDITION 



MACMILLAN AND CO., LIMITED 

 ST. MAETIN'S STKEET, LONDON 



1911 



