While working as a field researcher for a biodiversity study on pine plantations in North Carolina, I found this Agkistrodon piscivorus in a drainage ditch. It's seen here displaying the classic defensive posture that gives it the common name "cottonmouth." (This photo and caption were submitted to Your Shot)

Cottonmouth, North Carolina

While working as a field researcher for a biodiversity study on pine plantations in North Carolina, I found this Agkistrodon piscivorus in a drainage ditch. It's seen here displaying the classic defensive posture that gives it the common name "cottonmouth." (This photo and caption were submitted to Your Shot)
Photograph by Jared Skye, My Shot

Photo of the Day: Best of April 2011

View the most popular Photo of the Day images from April 2011, from National Geographic.

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