Mosquitoes can spread infection simply at what time when they bite their victim. Even though it is usually called a "bite", the procedure is in fact a piercing-sucking action. Just the feminine...
The most common disease that mosquitoes spread is malaria. Although mosquitoes also spread other diseases like fliaria, dengue, brain fever and yellow fever.
malariaI think those little buggers can cause a lot of diseases, as fleas did. Blood to blood. Ever see a child that scratched a bite, then have to bring them in to be treated for Strept or Staph or...