190 THE BIRDS OF NEW JERSEY. 



ish olive green on the upper parts and only showing a 

 trace of chestnut on the sides. 



The nest is built in bushes, of bark and the stems of 

 leaves, lined with tendrils and fine roots. The eggs are 

 either four or five in number, white, with numerous 

 brown spots, generally forming a wreath near the large 

 end, and seven-tenths by one-half an inch in size. 



The birds breed in the eastern United States and Can- 

 ada and spend the winter in the Bahamas and eastern 

 Mexico as far southward as Panama. They breed in the 

 mountains in New Jersey and are very plentiful in migra- 

 tions, occurring from May 5 to May 15 and again from 

 September 10 to September 25. 



Their note is a feeble chirp or twitter. 



They feed on insects, generally gathering them from 

 opening buds and leaves, although they also take earth- 

 worms and ants and occasionally a few seeds. 



If Virftlcr, Connectieul. — Length, five and two-fifths 

 inches; extent, eight inches; bill, one-third of an inch, 

 the upper part brown and the lower whitish; head and 

 neck, bluish gray; white eye-ring; back, olive green; 

 breast, bluish gray; belly, yellow^ ; sides, tinged with olive 

 green; tail, olive green; wings, olive green; legs, pale flesh 

 color. In the female and young of the year the upper 

 parts are all an olive green and the breast is a pale brown. 



The nest is made of grass on the ground. The number 

 of the eggs is four, white, with few brown spots, and 

 three-fourths by three-fifths of an inch in size. 



The birds breed in Manitoba and spend the winter in 

 northern South America. In New Jersey they are occas- 

 ionally seen in weedy fields near the edge of woodlands 

 between September 14- and October 2, but are very rare 

 in spring. 



Their song resembles the teacher -teacher of the Oven- 

 bird. 



