DALLAS - In partnership with Audubon Dallas, Cedar Ridge Preserve and Dogwood Canyon Audubon Center, join in on the DFW City Nature Challenge fun! Build your iNaturalist skills as we search for as many organisms that we can find. Explore Cedar Ridge Preserve with Master Naturalists and experts in a variety of disciplines, learning how to use iNaturalist. Start with an adult only bird walk from 7:30 am - 8:30 am. Activities, crafts and looking for organisms starts at 9:00 am and will end at noon.