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Examples of animals used as medicine in Northeast Brazil. (a) Euphractus sexcinctus (Photo: Wedson Souto), (b) Cerdocyon thous (Photo: Hélder Araújo), (c) Chelonoidis carbonaria (Photo: Rômulo Alves), (d) Tupinambis merianae (Photo: Yuri Lima), (e) Tropidurus hispidus (Photo: Washington Vieira), (f) Iguana iguana (Photo: Washington Vieira), (g) Crotalus durissus (Photo: Yuri Lima) and (h) Leptodactylus vastus (Photo: Claúdio Sampaio).
