SOMERSET HILLS 95 



more variety as to scale, starting very 

 low, gradually rising to a high pitch and 

 suddenly ending by dropping very low 

 again. In the pine trees it builds its nest 

 at varying altitudes, — eight to eighty 

 feet from the ground, usually on a 

 horizontal limb. About two weeks are 

 required for this Warbler to build its 

 nest, which consists of strips of bark, 

 weeds, etc. Its eggs are four or five, 

 generally the former number being laid. 

 As regards color, the eggs are whitish 

 marked with brown and about three- 

 quarters of an inch long, by half an 

 inch wide. Pine Warblers are among 

 the first of their family to arrive from 

 the South in the spring, the first indi- 

 viduals being seen, as a rule, between 

 the middle and twentieth of April. Ap- 

 parently protective-coloration has en- 

 tered to a great extent into the mark- 

 ings and colors of this bird, for not only 



