When: Third Saturday of every month. Continues through Sept. 15 2012
As part of the summer exhibit Flights of Fancy: Birds at Home in the Garden, a black vulture and an American kestrel visit the Porter Hall Gallery from 2 to 3 p.m., Saturday, Sept. 15; $8, $4 child age 4 to 12, free younger child or member, includes admission to the gardens. Call or visit tucsonbotanical.org for more information about the exhibit and the many bird-related classes and activity taking place.