The sentence after the one you quoted referenced the species that already exist. > The ones that do, mostly bacertium and fungi, were pre-disposed to doing so,

The sentence after the one you quoted referenced the species that already exist. > The ones that do, mostly bacertium and fungi, were pre-disposed to doing so, and didn't suddenly X-men their way into consuming plastic. Not to be a smartass, but I don't understand why people read a post to the first sentence that upsets them then instantly reply without reading the rest.