l8o OUR SUMMER MIGRANTS. 



that it is common everywhere, and that he found 

 it especially abundant on the shores of Annesley 

 Bay in June. 



Continuing a search for this species south- 

 ward along the East Coast of Africa, it 

 will be found that, according to the observa- 

 tions of Mr. Ayres in Natal, the Swallow 

 arrives in that colony in great numbers in 

 November, congregating and leaving again in 

 March and April. Mr. Layard found it to be 

 an annual winter visitant to the Cape Colony, 

 and on one occasion when sailing from New 

 Zealand to the Cape of Good Hope, on the 28th 

 of November, he saw a Swallow and a Sand 

 Martin fly about the ship for some time. He 

 was then in lat. 33° 20', long. 31" 50', and about 

 290 miles from the Cape. Several insects 

 (Libellula, Agrostis, and Geometrd) were caught 

 on deck, and we may presume, therefore, that 

 the birds found sufficient food to support them 

 at that distance from land. 



Passing eastward through Sinai and Palestine, 

 where Canon Tristram has observed the Swallow 



