Wester, Petra. “The Forgotten Pollinators – First Field Evidence for Nectar-Feeding by Primarily Insectivorous Elephant-Shrews”. Journal of Pollination Ecology 16 (July 20, 2015): 108–111. Accessed May 3, 2024. https://www.pollinationecology.org/index.php/jpe/article/view/349.