A profile of early American ornithologist Alexander Wilson for whom Wilson's Warbler, Wilson's Phalarope, Wilson's Plover, Wilson's Snipe and other species are named. Update on progress in construction of wildlife crossings of major highways in western United States. Bird of the episode: Hermit Thrush. Birding hotspot: Indian Bend Wash Greenbelt spanning Scottsdale and Tempe. Friend of Wildlife: Rio Vista Conservation Project. Calendar of bird-friendly events coming up in Arizona.