OUR COMMON CUCKOO 



AND OTHER CUCKOOS AND 

 PARASITICAL BIRDS / 



AN ATTEMPT TO REACH A TRUE THEORY OF THEM BY 

 COMPARATIVE STUDY OF HABIT AND FUNCTION 



WITH A THOROUGH 



CRITICISM AND EXPOSURE OF DARWIN'S VIEWS 



AND ROMANES'S VIEWS 



AND THOSE OF THEIR FOLLOWERS 



ALEXANDER it: JAPP, LL.D., F.R.S.E. 



AUTHOR OF " HOURS IN MY GARDEN ; " 



" THOREAU : HIS LIFE AND AIMS;" "ANIMAL ANECDOTES 



ARRANGED ON A NEW PRINCIPLE ; " " ANIMAL TRAITS ; " ETC. 



WITH VARIOUS ILLUSTRATIONS 



ILontion 

 'THOMAS BURLEIGH 



