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Joshua Tree National Park, California, USA - May 2006
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| The Granite Spiny Lizard inhabits rocky coastal semi-arid and desert areas, and, as it's name suggests, is often observed basking on rocks. |
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Joshua Tree National Park, California, USA - May 2006
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| In winter, they retreat to deep crevices where temperature fluctuations are not so extreme as are found at the surface. Up to 37 lizards have been found congregated together in a single crevice. |
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