Latest from mammals

Where are the Ringtails?

January 01, 2011 by Michael Ellis

Michael Ellis declares that ringtails register a 9.9 on the cuteness scale, and they were reputed to shack up with miners during the Gold Rush. Yet longtime field biologist Wendy has yet to see one of these small mammals. They are elusive, but not as uncommon as you might think.

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Lord of the Burrows

January 01, 2008 by Kathleen M. Wong

Ask most people to name the most important species of our grassland habitats, and they'll probably pick coyotes, golden eagles, or even rattlesnakes. But experts say that the strongest contender of all is the animal eaten by all those other ones: the lowly California ground squirrel, a true keystone of local grasslands. Belowground, the squirrels' lengthy burrows harbor insects, snakes, owls, and even frogs and salamanders that couldn't live in such a dry landscape without the squirrels' help. And above-ground, they've evolved some unusual defenses that allow them to thrive, even as they feed so many others.

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Where the Elk and the Antelope Played

January 01, 2004 by David Rains Wallace

A million years ago, in a climate much like ours today, the land around an ancestral bay teemed with large animals: mammoths and saber-tooth cats; bears, horses, and peccaries. By 300 years ago, the mammoths were gone, but grizzlies, elk, condor, and pronghorn were abundant.European settlers wiped out many of those animals, but programs to reintroduce some of them are now under way. Which raises the question: What should a healthy, native megafauna look like now?

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Megafauna Resources

January 01, 2004 by Matthew Bettelheim

To learn more about ancient megafauna and efforts to protect and restore the Bay Area’s megafauna: Megafauna Video Check out ...

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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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Tule Elk Rutting

October 01, 2001 by Marilyn Smulyan

October is the final month of tule elk rutting season, when the males fight it out for dominance and the ...

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How have humans influenced wild animal behavior?

October 01, 2001 by Michael Ellis

Most of the world’s 5,000 or so species of mammals are already nocturnal, so the effect of urbanization on their ...

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Mastadons in Our Midst

July 01, 2001 by Joe Eaton

The Blackhawk Quarry in Danville points to a time, nine million years ago, when the Bay Area was inhabited by elephant-like browsers, herds of three-toed horses, packs of bone-crunching dogs, and an eight-foot-long-sabertooth salmonid, Where did they all go?

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