Birding Links for Wisconsin:
Birding Festivals
Christmas Bird Count Database
Birding in Central Wisconsin
Wisconsin Breeding Bird Atlas
Woodland Dunes Nature Center
Raptor Education Group
Nicolet National Forest Bird Survey
Wisconsin State Parks
Wisconsin National Parks
Hixon Forest Nature Center
Wehr Nature Center
Wisconsin Birds Online
Wisconsin Backyard Birding

Wisconsin Organizations:
Audubon Chapters in Wisconsin
Madison Audubon Society   Madison
The Nature Conservancy - Wisconsin
Natural Resources Foundation of Wisconsin
Wisconsin Society for Ornithology
Chequamegon Bird Club

Important Birding Locations in Wisconsin:
Hot Spots
Central Wisconsin Birding Spots
Enjoy Horicon Marsh
Horicon Marsh
Horicon NWR
Birding Around Madison
UW-Madison Arboretum
US Fish & Wildlife Service Refuges - Wisconsin
Where to Look for Birds Along the Mississippi River