Avian flu virus detected in dead pelicans at Phoenix Zoo. Deaths among wild birds including Canada Geese in the Phoenix area suggest the disease is widespread in Arizona. West Nile Virus has been killing crows across North America. Cornell's Lab of Ornithology has developed a vaccine proven effective but needs a means to administer it in the wild. Report on autumn birding at the Paton Center for Hummingbirds. Bird of the episode: Bronzed Cowbird. Birding hotspot: Coon Bluff in the Tonto National Forest. Friend-of-wildlife organization: Ironwood Tree Experience for young naturalists. Calendar of bird-friendly events coming up in Arizona.