It might just be a too little, too late effort to do something about the larger problem of nonnative species.

CNN: Fish tale

"That's Washington, " sighed a frustrated, nonnative participant, resigned to cruel geographic determinism like Jack Nicholson at the end of Chinatown.

CNN: Why Johnny Can't Surf

The maple leaf depicted on the bills isn't an indigenous Canadian maple at all, but a nonnative and invasive Norway maple, he claimed in an email exchange with the Bank of Canada.

WSJ: Canada's New Banknotes Strike Some as Loonie

Virginia Collier and Wayne Thomas from George Mason University in Virginia studied more than 6 million student records and found that full-immersion bilingual programs in which native and nonnative students are given instruction in both languages are the most effective.

NPR: Instruction Of Students Learning English Bleak

Because as - we - there have been nonnative speakers of English who have come here before - you know, Italians, you know, the French, et cetera - and they do managed to assimilate over - so is there something specifically that you think about the Latino culture that makes that less likely than the historical precedent of other groups - Germans?

NPR: Immigration Bill Collapses, Debate Continues