Dermestes maculatus (Coleoptera: Dermestidae)
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Museum of Vertebrate Zoology, UC Berkeley, Berkeley, Alameda County, California
March 15, 2006

These beetles are used to remove tissue from specimens being prepared for the Museum of Vertebrate Zoology collection. Adults and larvae are present in this photo, inside a Microtus townsendii (Townsend's Vole).