Figure 327. Screech owl. This owl is one of the 

 smallest of the birds of prey. These owls show two 

 color phases, some being grayish, and the others 

 rufous red. They are well known because of their 

 weird nocturnal cries. (Courtesy of N.Y. Zoological 

 Society.) 



Figure 328. Bald eagle. The head and tail are 

 white, the beak hooked, and the claws curved and 

 sharp. This eagle is represented in the United States 

 coat of arms and on certain coins. (Photo by 

 Hegner.) 



Figure 329. Ruby-throated hummingbird, the only hummingbird found east of the Mississippi. 

 The nest is built on top of a limb; the outside of the nest is covered with hchens. Note the 

 long slender bill adapted for collecting nectar and insects from flowers. (Courtesy of N.Y. 

 Zoological Society.) 



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