150 THE BIRDS OF SOMERSET HILLS 



sional, five seen in one day in 

 spring of 1910, migrant. 



127. Olive-backed Thrush (Hylocichla 



ustulata swainsoni), occasional, 

 migrant. 



128. Hermit Thrush (Hylocichla gut- 



tata pallasi), frequent, migrant. 



129. Robin (Planesticus migratorius 



migratorius), abundant, summer 

 resident, rare in winter. 



130. Bluebird (Sialia sialis stalls), 



abundant, summer resident, occa- 

 sional in winter. 



131. Common Pheasant (Phaslanus col- 



chlcus + torquatus), frequent, 

 about one hundred are liberated 

 annually; several nests recorded. 



132. English Sparrow (Passer domesti- 



cus), abundant, permanent resi- 

 dent. 



