Conservation work is a part of life for Edmond family - Article Photos 1/2

At left: Members of the Lang family are known to many of the staff at the Oklahoma City Zoo because of their active interest in many of the causes and organizations the zoo supports around the world. Hannah Lang, 11, right, raised more than $1,000 in April and May for causes supported by the zoo. Gillian Lang, left, her son, Cameron, 13, and her daughter, Hannah, visit the zoo. Photos by Jim Beckel, The Oklahoman