| Shaffstall, W.; Cincinnati Zoo and Botanical Garden, 2009. Greater one-horned rhinoceros (Rhinoceros unicornis) operant conditioning for artificial insemination program: a "recipe" for success. Proceedings 3rd International Congress of Zookeepers (ICZ) Seattle, Washington Sept. 24-29: unpaginated (8 pages)
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| Cincinnati Zoo, 2006. It's a boy (an activity guide for K2-grade students and families. Cincinnati: Zoo, pp. 1-8
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| Cincinnati Zoo, 2001. Cincinnati Zoo anxiously awaits birth of Sumatran rhino. Animal Keeper's Forum 28 (8): 313-316, 1 plate
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| Cincinnati Zoo, 2001. Monumental birth at the Cincinnati Zoo. Animal Keeper's Forum 28 (10-11): 396-399, 3 plates
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