Maricopa Audubon Society bird list update including new recent sightings. Results of the Global Big Day bird survey, the most data ever gathered by eBird. Bird of the episode: Cooper's Hawk. Birding hotspot: Chiricahua Mountains region of southeastern Arizona. Friend-of-wildlife organization: Rocky Mountain Research Station based in Colorado that has a field office with staff at Flagstaff. Calendar of bird-friendly events coming up in Arizona.