The Families
of Owls
from
The Sibley Guide to Birds
Owls
from The Sibley Guide to Birds of North America
Each
group of species is introduced with a page that includes one picture of
each species. All are to scale. In this page, we see how much the Great
Horned Owl exceeds the size of Screech-Owls
More
about the Sibley Guide
Home
FAQ Tips
Stories Videos
Software Optics
Bookstore Orders
|