The cane toad, or Rhinella marina, was introduced to the Hawaiian Islands in 1932 by sugar cane farmers. The farmers released the toads in their crops to help control pests that were damaging the sugar cane. The cane toad has few natural predators because it secretes a poisonous toxin that kills the animals that consume it. As a result, the cane toad population thrived, and by 1935, it numbered hundreds of thousands. Which role does the cane toad play in the Hawaiian Islands? native species invasive species reintroduced species endangered species

The role that the cane toad play in the Hawaiian Islands is "invasive species"

Explanation:

The excerpt describes the process of how the cane toad was introduced to the Hawaiian Islands, as a new species in this land and to control pests, it also mentions that by not having many predators the number of cane toads grows rapidly, this two points are clear examples of what represents an invasive species which come from a different land and grows excessively in a new one becoming a new threat to the environment. As the name of the kind of role they played shows, they invaded the Hawaiian lands.

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