| Schwarzenberger, F.; Walzer, C.; Weiss, R.; Pucher, H.E.; Leus, K.; Bircher, P.; Moran, J.F., 2000. Faecal cortisol metabolites in response to management practices and disturbance in different herbivores and carnivores (Ceratotherium simum, Diceros bicornis, Elephas maximum, Loxodonta africana, Okapia johnstoni, Rupicapra rupicapra and Lutra lutra). Proceedings of the European Association of Zoo and Wildlife Veterinarians 2000: 201-204
|