Cliff- Birds, and their Colonies. \ o I 



my readers may be fortunate enough 

 to witness for themselves such a bird- 

 metropolis as Canna, and then I 

 am certain they will hunt up any 

 volumes that treat scientifically of 

 the names and habits of the cliff 

 people ; for they will be interested to 

 get information that will help them 

 to recognize Puffins, or Gannets, 

 or Oyster-catchers ; and to know the 

 difference between the lovely Terns 

 and their cousins, the Kittiwakes. 



There is no keener pleasure than 

 to find some rare and beautiful 

 visitor, such as the Ivory Gull, or 

 the Rosy Tern, and to make one's 

 self "positive sure" that one's 

 inexperience has not deceived one. 

 Certainly all our lives, my brothers 

 and I, have found sources of de- 

 light in books which have helped 

 us to know birds better. Morris's 

 "British Birds" (three bulky volumes) 

 was a great assistance ; while a book 

 which I loved in my childhood, 



