Rare birds of North America

What is a 'rare bird' - and when and whence?

Migration and vagrancy in birds

Where do North American vagrants come from?

Topography, molt, and aging

Waterfowl

Sungrebes

Alcids

Pelagic seabirds

Gulls and terns

Shorebirds

Wading birds

Raptors and owls

Larger landbirds

Aerial landbirds

Songbirds

Appendix A. Species new to North America, fall 2011-summer 2012

Appendix B. Species of hypothetical occurrence

Appendix C. Birds new to North America, 1950-2011.