Here are some links that we hope you'll find useful:

HBWC  - Huntington Beach Wetlands Conservancy

IBRRC  - International Bird Rescue Research Center

CCWR  - California Council for Wildlife Rehabilitators

USFWS  - US Fish and Wildlife Services

SCEC  - Songbird Care and Education Center
          A non-profit organization that offers classes and information to wildlife rehabbers. Try their emergency email helpline!

DFG - Department of Fish and Game
         CA state government agency that oversees the handling of wildlife. Contact to report wildlife abuse or habitat damage.

OSUS - Opossum Society of the United States
         Central resource for opossum questions and care.

OCBPC - O.C. Bird of Prey Center
         Local rehabilitation center for birds of prey in O.C.

Pacific Marine Mammal Center
         Formerly 'Friends of the Sea Lion Marine Mammal Center'. Local rehabilitation center for sea mammals (Laguna Beach, CA).

EPA - Environmental Protection Agency
         A federal government agency with great national and local information regarding environmental issues.

Project Wildlife
          San Diego, CA Wildlife Center. Great information and stories.

CDC - Centers for Disease Control and Prevention
          Up to date information on Bird Flu and other diseases