Bird Checklists - Seasonal checklists for 3 refuges in Indiana. - http://www.npwrc.usgs.gov/resource/birds/chekbird/r3/18.htm
Steve Pancol's Birding Indiana - Birding tour routes linking over 200 sites throughout the state, photo gallery, and links. - http://stevepancol.com/
Indiana Online Birding Guide - Comprehensive guide to birding in Indiana, with site guides for the entire state and tips for finding difficult birds. - http://www.indianaaudubon.org/guide/
John Cassady's Photos - Gallery of digiscoped images of birds, mainly from Indiana, with some from Michigan and Florida. - http://www.skyenet.net/~wcassady/
Phil Kelly's Photos - Small image gallery, mostly of Indiana birds, including Western Kingbird and LeConte's Sparrow. - http://www.pjkelly.net/
IN-BIRD-L - Subscription management and archives of the bird discussion list for Indiana. - http://listserv.indiana.edu/archives/in-bird-l.html
Birds of Madison County - Photographs and notes of birds and other wildlife in Madison County and beyond. - http://www.fruitjar.org/birds/
Soarin' Hawk Raptor Rehabilitation - Raptor rehabilitation center in Allen County, serving northeast Indiana. - http://www.soarinhawk.org/
Backyard BirdingĀ - Central Indiana - Photos, video, sound clips, and descriptions of backyard birds and butterflies. - http://www.slivoski.com/birding/
Birds of Indiana - Full text of 1890 publication by Amos Butler. - http://www-lib.iupui.edu/butlerbirds/
Chipper Woods Bird Observatory - Indianapolis bird conservation group. Photo gallery, banding summary, newsletter, quiz for young birders, FAQ, checklists, and list of publications. - http://wbu.com/chipperwoods/