Non-natives, invasive species, – in North America most, but not all, brought over from Europe with colonists – these interlopers can present some serious problems to the ecosystems in which they’re introduced. Often the attempts to mitigate their presence divide communities.

Click on the photo to read Carl Safina (Eye of the Albatross, Song for the Blue Ocean) on the planned eradication of Mute Swans (pop 2200) from the state of New York. And if you’d like to take this poll, we’ll be discussuing the results after the weekend…