INSESSORES : LANID.E. 1 87 



Baird, of North America, is nearly nine inches long, the 

 wing four and a half inches, the color above light blu- 

 ish ash, the un- 

 der parts white, 

 the breast with 

 fine transverse 

 lines ; the wings 

 and tail black. 

 It preys mainly 

 on insects, spar- 

 rows, and Other Great Northern Shrike, C. borealis, Baird. 



small birds. It has the power of imitating the sounds of 

 other birds, especially those indicating distress ; and has 

 the singular habit of impaling birds and insects upon the 

 points of twigs and thorns ; but for what object is not 

 well understood. 



The Loggerhead Shrike, C. ludoviciamis, Baird, of the 

 South Atlantic and Gulf States, is nine inches long, and 

 the wing nearly four inches. 



The White-rumped Shrike, C. excubitoroides, Baird, of 

 Western North America, is eight and three quarters inches 

 long, and the wing nearly four inches. 



The White-winged Shrike, C. elegans, Baird, inhabits 

 Western North America. 



The Genus Vireo has the bill short, compressed, the 

 tip bent downward, wings rather long and pointed, tail 

 nearly even, and tarsi longer than the middle toe. 



The Red-eyed Vireo or Flycatcher, V. olivaceus, Vieill, 

 of North America east of the Missouri, is six and a half 

 inches long, the wing three and a half inches ; olive green 

 above, white below, the crown dark ash, and iris red ; a 

 whitish line from the bill over the eye, a dark line between 

 this and the ashy crown, and a dusky line through the eye. 

 This is one of the earliest singers of spring, and latest of 

 autumn. Its notes are loud, clear, and melodious, and 



