Physical characteristics of rumen contents in four large ruminants of different feeding type, the addax (Addax nasomaculatus), bison (Bison bison), red deer (Cervus elaphus) and moose (Alces alces). - Clauss, Marcus; Fritz, Julia; Bayer, Dorotheea; Nygrén, Kaarlo; Hammer, Sven; Hatt, Jean-Michela; Südekum, Karl-Heinze; Hummel, Jürgen (Elsevier B.V., 2009)