why are cane toads in australia considered an invasive species rather than simply nonnative?\na. they are…

why are cane toads in australia considered an invasive species rather than simply nonnative?\na. they are destructive to native species and have no natural predators.\nb. they reproduce more quickly than native species.\nc. they have venom glands.\nd. large adult specimens are able to hunt snakes.\n\nplease select the best answer from the choices provided\n\n○ a\n○ b\n○ c\n○ d
Answer
Brief Explanations:
Invasive species are defined by their ability to cause harm to native ecosystems, often due to lack of natural predators that would control their population, allowing them to disrupt native species. The other options describe traits that contribute to their impact but do not fully capture the core reason they are classified as invasive rather than just nonnative.
Answer:
a. They are destructive to native species and have no natural predators.