38 
I have found it very plenty in Maine, and as far 
south as North Carolina, where it remains in 
Winter. 
Collyrio Borealis —Baird. 
Great Northern Shrike. , 
This bird is not often met with in Pennsylvania, 
except in the Winter, and then it feeds on snow 
birds and sparrows. It breeds in Minnesota. 
Eges four in number. It is not common. 
Collyrio Ludovicianus.— Bard. 
Loggerhead Shrike. 
I found it very common in Georgia, where it 
breeds, and I have found it as far north as 
Pennsylvania. 
Collyvio Lacubitoroides —Baird. 
White-rumped Shrike. 
I have found this bird for many seasons, breed- 
ing in lowa, near Clear Lake. It builds its nest 
on low oak bushes. Eggs four in number. _ It is 
very shy when you approach its nest, and hard 
to get a shot at. 
Vireo Olivaceus.—Vierll. 
Red-eyed Flycatcher. 
It is very common all over the country, and 
arrives in Iowa about the roth of May. Eggs 
four in number. 
