OAKS Valley, coast, and blue—learn all about them! And discover what sort of oak was most beloved by wildlife expert Gary Bogue.

From a series featuring Seth Adams, Mike Moran, Marguerite Patil, Adrian Praetzellis, Malcolm Sproul. Sponsored by Save Mount Diablo, Thomas J. Long Foundation, and Contra Costa Water District. Photos by Scott Hein and Bob Walker. Music by Phil Heywood. Production by Joan Hamilton, Audible Mount Diablo.