44 BIRDS OF EASTERN MASSACHUSETTS 



fields and marshes, hunting mice and frogs. Nest on 

 ground. Eggs, May 12 - June 8. 



332. Sharp-shinned Hawk; "Pigeon Hawk" 

 Accipiter velox (Wilson). Common M., scarce S. R. and 

 W. R. Mar. 10) Apr. 3 - May 11; summer; Sept. 7- Oct. 25 

 (Nov. 9; winter. Fields, orchards, woods, and near poul- 

 try-yards in chicken time. Nest in tree, usually white 

 pine, in secluded woodland. Eggs, May 3 - June 10. 



333. Cooper's Hawk Accipiter cooperi (Bona- 

 parte). Scarce M. and S. R., rare in winter. April 10- 

 Oct. 20; winter. Haunts and nesting-site same as preced- 

 ing. Eggs, April 25 - June 11. 



334. Goshawk Astur atricdpillus atricapillus (Wil- 

 son). Late fall and W. V., irregular, sometimes common. 

 Oct. 4 - Feb. 26. Fields; woods; perched on scattered trees 

 in open lands. 



337. Red-tailed Hawk; "Hen Hawk" Buteo 

 boredlis borealis (Gmelin). Scarce M. and W. R.; rare S. 

 R. Oct. 10 -April 20; summer. Sailing overhead and 

 perched on scattered trees in pastures and wild woodlands. 

 Nest of sticks, in large tree. Eggs, April 6 - 27. 



339. Red-shouldered Hawk ; " Hen Hawk"- 

 Buteo linedtus lineatus (Gmelin). Common M. ; less com- 

 mon S. R. and W. R. Haunts ,and nest like preceding. 

 Eggs, April 3 - June 6. 



342. Swainson's Hawk. Buteo swainsoni Bona- 

 parte. Rare wanderer from West. April 20 - Nov. 7. 

 Three records for Essex Co. 



343. Broad-winged Hawk Buteo platjpterus 

 (Vieillot). Scarce M. and rare S. R. in less settled dis- 

 tricts. April 12 - Sept. 30 (Oct. 16. Woodlands. Nest in 

 tree. Eggs, May 7-31. 



34 7a. Rough-legged Hawk; Black Hawk 

 Archibuteo lagopus sdncti-johdnnis (Gmelin). Rare fall and 

 winter visitor. Oct. - April 13 x (May 8. Open country. 



349. Golden Eagle Aquila chrysd'etos (Linne*). 

 Rare visitor at all seasons. Inhabits mountainous country. 



352. Bald Eagle ; White-headed Eagle Haliw- 

 etus leucocephalus leucocephalus (Linne). Uncommon V. at 

 all seasons, more often seen near coast. 



FALCONID^E. FALCONS, ETC. 



*353. White Gyrfalcon Fdlco isldndus Briinnich. 

 Accidental from North, if occurring. One doubtful record. 



