Mark Wanner with a hellbender

By JACOB CARAH/ Missourian

July 14, 2009 | 8:34 p.m. CDT

Mark Wanner, zoological manager for reptiles, amphibians and aquatics for the St. Louis Zoo, holds a maturing Ozark hellbender that is nearing the age for fertilizing eggs, a key part of the reinstatement process and conservation effort at the center.

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