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Joe Mueller is professor of biology at the College of Marin. He teaches classes and leads field trips in a wide range of natural history subjects, from mammology to marine biology to ornithology.


Do any Bay Area animals hibernate in winter?

January 01, 2003 by Joe Mueller

Our temperate climate here in the Bay Area means that most inhabitants don’t have to hibernate. Hibernation is a form ...

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What are your chances of seeing a black bear in the Bay Area?

April 01, 2002 by Joe Mueller

Black bears, Ursus americanus, are found in many forested regions of California. In the Sierra Nevada they occur in all ...

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Bay Nature