These toads have a wide native range in Central America and South America. (canetoadsinoz.com)
They conclude that anthropogenic activities alter genetic composition of native ranges, with unknown consequences for species» evolutionary trajectories. (sciencedaily.com)
An international conservation organisation and the government's relevant agency tried to block the plan (because the island is outside the species» known native range), saying any such release would contravene a strict interpretation of the law and international guidelines concerning the introduction of endangered species. (sciencedaily.com)