NIDIFICATION. 57 



the neighbourhood of trees, the entrance to the 

 nest of the latter being somewhat larger, and 

 lined with feathers, the Wood Warbler using 

 hair. The eggs are prettily covered with dark 

 purple spots on a white ground, and usually 

 number six or seven. 



The Dipper or Water Craw builds a very 

 large domed nest, consisting of dried leaves, 

 moss and withered grass, which have the appear- 

 ance of an accidental collection of vegetable 

 debris left by the winter floods. It is often 

 near a waterfall, mill-wheel, under a bank 

 or overhanging ledge of rock, or under 

 the excavated root of a large tree on the 

 river bank, and is resorted to year after 

 year. The eggs are white. The Wagtails 

 build their nests in crannies of rocks, holes 

 in the walls of stone bridges, on the banks 

 of the river, or on the ground. They are 

 loosely constructed, but comfortably lined with 

 hair and wool. The eggs vary in colour, 

 but are mostly of a grey-blue colour, richly 



