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Brian Maffly | The Salt Lake Tribune Bristlecone pines, like this one pictured under Nevada's Wheeler Peak in Great Basin Natio Barbara Bentz | U.S. Forest Service A live Great Basin bristlecone pine surrounded by mountain pine beetle-killed limber pines Curtis Gray | Utah State University This stand high in Nevada's Spring Mountains illustrates how limber and bristlecone pines r Brian Maffly | The Salt Lake Tribune Bristlecone pines, like this one pictured under Nevada's Wheeler Peak in Great Basin Natio Brian Maffly | The Salt Lake Tribune Bristlecone pines, like this one pictured under Nevada's Wheeler Peak in Great Basin Natio Curtis Gray | Utah State University This stand high in Nevada's Spring Mountains illustrates how limber and bristlecone pines r Brian Maffly | The Salt Lake Tribune Bristlecone pines, like this one pictured under Nevada's Wheeler Peak in Great Basin Natio Barbara Bentz | U.S. Forest Service A live Great Basin bristlecone pine surrounded by mountain pine beetle-killed limber pines