EVOLUTION AND 

 THE WAR 



BY 



P. CHALMERS MITCHELL 



M.A. (ABERDON.), M.A., D.SC. (OXON), LL.D. (ABBRDON. ET WEST. 

 UNIV. PENNSYLVANIA); F.R.S., F.L.S., F.Z.S. SECRETARY TO THE 

 ZOOLOGICAL SOCIETY OF LONDON ; HONORARY MEMBER OF 

 THE ROYAL ZOOLOGICAL SOCIETY OF IRELAND J HONORARY 

 FELLOW OF THE ZOOLOGICAL SOCIETY OF SCOTLAND ; 

 HONORARY MEMBER OF THE ROYAL ZOOLOGICAL 

 SOCIETY "NATURA ARTIS MAGISTRA," AMSTER- 

 DAM ; CORRESPONDING MEMBER OF THE 

 ACADEMY OF NATURAL SCIENCES 

 OF PHILADELPHIA. 



LONDON : 



JOHN MURRAY, ALBEMARLE STREET, W. 

 1915 



