Black-throated Green Warbler 55 



being a familiar sound. It builds its nest high in pine 

 trees; eggs four or five, whitish ground, spotted with cinnamon 

 and umber, forming a wreath around the larger end. 



Black-throated Green Warbler. — Dendroka virem. 



5.10 



Common Migrant 



Field marks. — Throat and upper breast shining black; under 

 parts white, forming a V at junction of black on breast; 

 cheeks, forehead, and line over eye yellow; upper parts 

 olive-green. 



Fond of open woods. Does much of its insect hunting at 

 the ends of twigs. In strong light appears brilliant yellow, 

 green, and black, and unlike any other Warbler. 



Blackburnjan Warbler. — Dendroka blackburm<e. 

 5.24 



Fairly Common Migrant 



Field marks. — Throat, breast, and line over eye brilliant 

 orange; upper parts black, streaked with gray. 



Two Blackburnians which I saw in pine woods near Wolf 

 Road on May 24, 1907, lead me to believe that the species 

 may occasionally breed in this County. But this was an 

 unusually cold Spring and all the birds were late in migrating. 

 These two examples may have continued onward to the 

 breeding grounds of die species farlher nordi. 



