Hey!!
I have an excellent suggestion if you are a raptor "enthusiast" like me :roll:
It reads like a dictionary with images of each of the species.
I use it all of the time.. It was suggested to me by "BIGFRANK"
I couldn't get the Eastern Version I got the hard copy Western Version, it still contains a great deal of information..
Raptors of Eastern North America or Raptors of Western North America
Brian K. Wheeler
2003 Princeton University press 526 pages excluding the bibliography and index
Napper:))