1. Department of Environmental Science, Policy, and Management, UC Berkeley, Berkeley, California 94720; Email: (MRL) ; and (EBR) rosenblum@berkeley.edu. Send reprint requests to MRL.
2. Department of Natural Sciences and Mathematics, Dominican University of California, San Rafael, California 94901; Email: .
3. Kenneth S. Norris Center for Natural History, UC Santa Cruz, Santa Cruz, California 95064; Email: .
4. San Francisco Zoo, 1 Zoo Rd., San Francisco, California 94132; Email: (AM) ; (JW) JarrodW@sfzoo.org; and (JB) JessieB@sfzoo.org.
5. Nongame Wildlife Program, California Department of Fish and Wildlife, Sacramento, California 95811; Email: .
6. Land Trust of Santa Cruz County, Santa Cruz, California 95060; Email: .