An Arizona black rattlesnake, Crotalus cerberus, at the Sedgwick County Zoo.
Arizona black rattlesnake (Crotalus oreganus cerberus).
An Arizona black rattlesnake (Crotalus cerberus) at the Omaha Zoo.
Joel is a popular keynote speaker with conservation, corporate, and civic groups.
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Joel is the founder of the Photo Ark, a groundbreaking effort to document every species in captivity before it’s too late.
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