I believe he CAN distinguish between the two groups - did you know some here at FR want LEGAL immigration stopped too?
BLAH BLAH BLAH. Eight or so responses from a vanity you posted to troll for those responses. Yep, that shows that the entire anti-illegal-immigration movement is against legal immigration as well.
You ought to call Gallup - they could use someone with your skills (or lack thereof) as a pollster.