tick sucks blood in dogs. ixodes persulcatus. mite stuck to a little dog. the tick engorged with blood. danger to the

acari acarid acarus animal big bite blood bloodsucker bloodsucking borreliosis carrier cephalitis danger dog domestic encephalitis engorge extract help hold host human illness infection insect ixod ixodes ixodid leech medical medicines mite nature owner parasite parasitic person pet prevent removal remove stuck suck sucking tick tickborne unscrew vermin viral virus