of culturally significant animals. The most famous effigy mound, Serpent Mound in southern Ohio, ranges from 1 ft to just over 3 ft tall, 20 ft wide, more than 1330 ft long, and shaped as an undulating serpent.

Early descriptions

Between 1540 and 1542, Hernando de Soto, the Spanish conquistador, traversed what became the southeastern United States. There he encountered

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