Why are invasive species dangerous to the environment?
They pollute the environment.
They are voracious predators.
They threaten biodiversity.
They are nonrenewable.

Respuesta :

I actually remember this question from two years ago. The answer would be they threaten biodiversity and that is because when a species that is NOT part of an ecosystem enters an ecosystem they unbalance it and threaten the biodiversity that's already there. They are, after all, invasive. 

Answer:

They threaten biodiversity.

Explanation: