MS Museum of Natural Science says farewell to a slithery friendJACKSON, Miss. (WCBI) – The Mississippi Museum of Natural Science is saying farewell to a slithery friend. Elvis, the speckled kingsnake, is officially retiring from public programs and appearances at the museum. As an ambassador for the museum, Elvis helped visitors learn about his species and the important role that kingsnakes play in the environment. The Mississippi Museum for Natural Science is the state’s largest natural science museum and research center.