The South American Poison toad (Rhinella marina) is a common amphibian found in South America. This toad is also known as the Marine toad or Cane toad. It is a large, stocky toad that can grow up to 10 inches in length and weighs up to two pounds. It has a warty, rough skin and a distinctive parotoid gland behind its eyes that secretes a toxic substance. The South American Poison toad is often called by different names in different regions, such as Giant toad, Bufo, or Giant neotropical toad. Despite its poisonous nature, it continues to be an important part of folklore and traditional medicine in many regions of South America.