30 



BIRDS OF ONTARIO. 



In summer these Grebes breed commonly throughout the North- 

 West. Here is what is said about them in Mr. Thompson's "Birds of 

 Manitoba": "Very abundant summer residents 011 every lake, slough 

 or pond large enough to give them sufficient water privilege, arriving 

 as soon as the ice is gone and departing when their haunts freeze 

 over." 





FAMILY URINATORIDJE. LOONS. 



GENUS URINATOR CUVIER. 

 URINATOR IMBER (GUNN.). 



5. Loon. (7) 



Black ; below from the breast white, with dark touches on the sides and 

 vent ; back with numerous square white spots ; head and neck iridescent with 

 violet and green, having a patch of sharp white streaks on each side of the neck 

 and another on the throat; bill black. Young: Dark gray above, the feathers 

 with paler edges ; below, white from the bill, the sides dusky ; bill yellowish- 

 green and dusky. Length, 2^-3 feet ; extent, about 4 ; wing, about 14 inches ; 

 tarsus, 3 or more; longest toe and claw, 4 or more; bill, 3 or less, at base 1 

 deep and \ wide, the culmen, commissure and gonys all gently curved. 



HAB. Northern part of northern hemisphere. In North America breeds 

 from the northern tier of States northward ; ranges in winter south to the Gulf 

 of Mexico. 



