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AGRICULTURAL COLLEGE OP MICHIGAN. 

 Genus CIRCUS Lacepede. 



Ear parts of Circus. 

 144r-;j;Jl-(4:8i)). Circus hudsonins {Linn.). *Mai:sh Hawk; Mouse Hawk; Harkieu. 

 Abundant; throughout the State: summer resident; "common in Monroe county" 

 (Jerome Trombley); ■•Mackinac Island" (S. E. White); '"Keweenaw Point'" (Kneeland); 

 breeds; nests on the ground; eggs three to six. greenish white, often spotted with 

 brown. We have taken the nests and young ;it this place. "This valua>)le bird 

 should be protected by law" (J. B. Purdyi. 



Genus ACCIPITER Biu.ss. 



14»5 .*5.32 (41)4-), Accipiter velox iWils^). *Shakp-,shinned Hawk. 



Common: throughout the state; April to August; occasional in winter; "Iron 

 Mountain " (E. E. Brewster); " Keweenaw Point " (Kneeland); " Mackinac Island " (S. E. 

 White); probably breeds; Dr. M. Gibbs writes me that it is not known to breed in 

 Kalamazoo county; nests in trees high up from the ground; eggs three to live, rarely 

 seven; "a single bird has been known to lay seventeen eggs in succession" (A. W. 

 Butler), bluish or greenish white, spotted at large end with brown. This is one of our 

 most common small hawks, it is brave and takes toll of the fancier; "this and the 

 following species are the only two common hawks that are injui'ious" (Dr. A. K. 

 Fisher); "too small I think to be classed as a chicken hawk " (Prof. Ludwig Kiunlein); 

 " I have seen it kill chickens"' (S. E. White). 



Cooper's Hawk, natural si/e. 



146-3t5i5 (41)/>). Accipiter cooperi Bonap. *Coopek"s Hawk; Chicken Hawk. 



Very common; throughout the state; May to October; E. L. Moseley shot one at 

 Grand Rapids March 27, 1886; '• Mackinac Island"' (S. E. White); "Keweenaw Point" 



