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San Antonio Zoo Conservation Director Andy Gluesenkamp leads visitors on a tour of the laboratory where zoo staff house Texas horned lizards.

San Antonio Zoo Conservation Director Andy Gluesenkamp leads visitors on a tour of the laboratory where zoo staff house Texas horned lizards. Credit: Brendan Gibbons / San Antonio Report

San Antonio Zoo Conservation Director Andy Gluesenkamp leads visitors on a tour of the laboratory where zoo staff house Texas horned lizards.