Walldén, William, Bim Boijsen, Alexander Larsson, Leonie ter Horst, Ellen Holm, and Sofie Björklund. 2026. “A Potential Case of Copper-Related Sand Eating Behaviour in Grevy Zebras Equus Grevyi at Kolmården Wildlife Park ”. Journal of Zoo and Aquarium Research 14 (2):80-85. https://doi.org/10.19227/jzar.v14i2.993.