Wikelski, Martin Verhaltensphysiologie, Seewiesen, Max Planck Institut für Ornithologie, Max Planck Society;
Wikelski, M., Gall, B., & Trillmich, F. (1993). Ontogenic changes in food-intake and digestion rate of the herbivorous marine iguana (amblyrhynchus-cristatus, Bell). Oecologia, 94(3), 373-379. doi:10.1007/bf00317112.