Speaker: Alexis Stark, Paton Center Site Manager, Tucson Bird Alliance. The Paton Center for Hummingbirds is a renowned backyard birding destination known for the Violet-crowned Hummingbird and other special riparian species such as the Gray Hawk and Yellow-billed Cuckoo. Join the Paton Center Site Manager for a presentation about the Paton family, the iconic birds of the preserve, how to create similar habitat in your own yard, and what lies ahead. Part of Desert Rivers Audubon’s Monthly Speaker Series.