CA using lithium chloride or estrogens to induce sickness has been investigated as a way to: reduce depredation by coyotes, resolve nuisance feeding by black bears (Ursus americanus; Ternent and Garshelis 1999), and curtail egg predation by raccoons (Procyon lotor), skunks (Mephitis mephitis), mongooses (Herpestes nyula
), and ravens and crows (Corvus spp.; e.g., Nicolaus and Nellis 1987; Nicolaus et al.
Other key figures were Buthimang and Djulaymung of the Wangurri clan, and also Milindirri (Wolkarra clan), Munanygil and Gelung (Warramiri), Nyula
(Galpu), Djoymi (Wutjara-Djambarrpuyngu), and Gamarung (Ngaymil).