Article: Up against steep odds. (Peninsular bighorn sheep)(includes related article on Rocky Mountain bighorn sheep)

In a cluster of small mountain ranges in the California desert, bighorn sheep face plagues, drought, loss of land and even lions

Already the temperature is rising fast, at barely eight o'clock on a summer morning in Anza-Borrego Desert State Park. By afternoon, this part of southeastern California will climb well past 100 degrees. A small band of desert bighorn ewes and lambs lingers along the lower slope of a sunbaked canyon. One ewe approaches a barrel cactus and butts it with her horns, breaking it open, then eats the watery pulp within. Other ewes cluster around her, waiting their turn for the vital water source. Ten yards away, in the shade of a rock outcrop, the ...

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