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♦ ¹Effective predation defence in Cheirogaleus medius, Kathrin H. Dausmann, Lemur News Vol. 15, 2010, pp. 18-20
♦ ²The predator-sensitive foraging behaviour of free-living Verreaux’s sifaka (Propithecus verreauxi verreauxi) at Berenty Reserve, Madagascar, Jennifer Danielle Bernadette Prew, Masters thesis, University of Victoria (2008)
♦ ³Predation on Milne-Edward's sifaka (Propithecus diadema edwardsi) by the fossa (Cryptoprocta ferox) in the rain forest of southeastern Madagascar, Patricia C. Wright, S. Kimberly Heckscher, Amy E. Dunham, Folia Primatol 1997;68:34-43