Maria Spriggs,^* Kimberly A. Thompson,^* Douglas Barton,^* John Talley,^* Kurt Volle,^* Iga Stasiak,^* Louise Beyea,^* Amanda Guthrie,^* Aldo Roda,^* Cecilia Camborata,^* Alan F. Hofmann,^* Lee R. Hagey<sup>*


*</sup>From the Mesker Park Zoo & Botanic Garden, 1545 Mesker Park Drive, Evansville, Indiana 47720, USA (Spriggs); Cincinnati Zoo and Botanical Garden, 3400 Vine Street, Cincinnati, Ohio 45220, USA (Thompson); Mead Johnson Nutrition, 2400 West Lloyd Expressway, Evansville, Indiana 47721, USA (Barton, Talley); Buffalo Zoo, 300 Parkside Avenue, Buffalo, New York 14214, USA (Volle); Toronto Zoo, 2000 Meadowvale Road, Toronto, Ontario M1B 5K7, Canada (Stasiak); Lake Superior Zoo, 7210 Fremont Street, Duluth, Minnesota 55807, USA (Beyea); Virginia Zoo, 3500 Granby Street, Norfolk, Virginia 23504, USA (Guthrie); Department of Chemistry, Alma Mater Studiorum–University of Bologna, Via Selmi 2, 40126, Bologna, Italy (Roda, Camborata); Department of Medicine, University of California–San Diego, La Jolla, California 92093, USA (Hofmann, Hagey). Present address (Thompson): Michigan State University College of Veterinary Medicine, Lansing, Michigan 48910, USA. Present address (Spriggs): Busch Gardens, 3605 E Bougainvillea Drive, Tampa, Florida 33612, USA. Correspondence should be directed to Dr. Spriggs (maria.spriggs@buschgardens.com).