Coyote Crossing

Regarding the Mexican Wolf
By Chris Clarke on 2009 04 15 at 11:34:47 pm | 7 comments

Taking a break from educating the public at the Arizona-Sonora Desert Museum

I’ve been quiet here for a little bit. Some of the reason is that I’ve been busy with a couple of other projects, one of which I’ll be saying more about here in a few
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Late-Breaking Pleistocene Desert Woodrat News
By Chris Clarke on 2009 04 08 at 7:04:36 am | 1 comment

A woodrat in Utah’s Great Basin is surrounded by toxic juniper leaves, which is much of its diet. Credit: Denise Dearing, University of Utah

As the U.S. Southwest grew warmer between 18,700 and 10,000 years ago, juniper trees vanished from what
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Letters from the desert: Thresholds
By Chris Clarke on 2008 10 08 at 12:31:13 am | 0 comments

Creosote bush, Larrea tridentata, grows in the lower elevations of the Mojave. At least it does so in places where the soil is not too alkaline. In the flattest part of this valley nothing grows, and the fringes of the dry lake are the domain of
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