Necropsy of a mature female Blainville's beaked whale (Mesoplodon densirostris) revealed two vaginal fibromas.
Naval Biosciences Laboratory, Naval Supply Center, Oakland, California 94625, USA
Comparative Pathology Department, Naval Aerospace Medical Research Laboratory, Pensacola, Florida 32512, USA
Museum of Vertebrate Zoology, University of California, Berkeley, California 94720, USA
California Academy of Sciences, Golden Gate Park, San Francisco, California 94118, USA