16 CATALOGUE OF BIRDS. 



flight being from east to west ; but whether they are 

 about to cross the Channel, or what the object of their 

 flight may be, I am unable to say. 



The persecution that this unfortunate Pipit under- 

 goes from the various smaller Hawks in the Highlands 

 ought to tend to keep down their numbers. Merlins, 

 Sparrow Hawks, and Harriers all appear to have a 

 special fancy for feeding their young brood with this 

 particular bird, as long as any are to be met with in 

 their neighbourhood. 



The old birds, together with their young, were 

 obtained between Shoreham and Worthing, on the 

 coast of Sussex, in June, 1874. 



HOUSE MAKTIN. (IMMATURE.) 

 Case 18. 



This case, which represents the birds clinging to the 

 face of a cliff, is copied from a sketch made under 

 Tantallon Castle, on the coast of East Lothian. 



There are several ledges of rock along the shore 

 between Seacliff and Canty Bay where House Martins 

 may be found nesting every year. Their nests are, 

 however, so much the colour of the rocks, that it takes 

 some time to discover their whereabouts. 



The specimens were obtained partly in August, 

 1874, in East Lothian, and the remainder in Sussex, 

 in September, 1875. 



BOCK PIPIT. 



Case 19. 



This bird may be observed round our shores from 

 north to south. As its name implies, it frequents cliffs 



