tick

Called ALSV, the virus causes headache and fever and was found in Inner Mongolia. Scientists say the discovery illustrates how much we still don't know about ticks.

A tick species that's new to North Carolina has been found in the western part of the state. The longhorned tick was discovered on an opossum in Polk County and reported to the U.S.

No one is quite sure how that kind of tick got there. And get this: It basically clones itself! Should we be worried?