dune systems

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Sand dunes tiger beetle (Cicindela theatina), Great Sand Dunes National Park and Preserve, 2015.

Sand dunes tiger beetle (Cicindela theatina), Great Sand Dunes Nationa...

Found only in Great Sand Dunes NP, these little beetles have very unique characteristics. While most insects are short-lived, the tiger beetle takes over two-and-a-half years (including two winter hibernations)... More

Grand Sable Dunes - National Parks Gallery

Grand Sable Dunes - National Parks Gallery

The Grand Sable Dunes west of Grand Marais are one of the major features of the park and are among the best examples of perched dune systems in the world. Rising more than 300 feet above the lake, the Grand Sab... More