Volunteers Randy Morrow and Beth Barry, both from Glendale, remove Tree Tobacco flowers before taking out the plant. (Raul Roa/Staff Photographer)
Volunteers Olivia Gallagher, 14, left, from La Canada Flintridge, and Danielle Barry, 13, right, from Glendale, helped remove non-native plants. (Raul Roa/Staff Photographer)
Visiting a bird display are Intira Paredes and her sonMatthew, 8, from La Crescenta, during Earth Day. (Raul Roa/Staff Photographer)
A Lesser goldfinch rests on a small plant during Earth Day at Deukmejian Wilderness Park in Glendale on Saturday, April 16, 2011. (Raul Roa/Staff Photographer)
Volunteer lTanya Peacock of L.A. pulled grass. (Raul Roa/Staff Photographer)
Volunteers removed Tree Tobacco and other non-native plants. (Raul Roa/Staff Photographer)