Do not forget Bambi and other http://en.wikipedia.org/wiki/Deer they should be hunted more. One deer can have 2000+ ticks.
The distribution of ticks http://www.cdc.gov/ticks/geographic_distribution.html
Yes, we need to control the deer population by allowing more deer hunting.
Sure, but I don’t think deer range very far, so the ticks are not riding on them to get to a new continent. Rats and mice, on the other hand, are “frequent fliers”.