The Museum of Vertebrate Zoology at UC Berkeley is pleased to announce its WWW server is now online at the following URL: http://www.mip.berkeley.edu/mvz/ Summary descriptions of all collections and a policy statement for those wishing to request loans of frozen or ethanol-preserved tissues are available. Information about the MVZ Information System Re-engineering Project is also provided. We welcome any comments or requests for information. Barbara R. Stein bstein at garnet.berkeley.edu