dangerous blood-sucking insect. small brown spotted mite, biological name dermacentor marginatus on in a medical test

amblyomminae babesia bite blood bloodsucking borne borreliosis brown bug canis crawling dangerous deadly dermacentor disease diseasecausing doctor encephalitis francisella human infection insect ixodes ixodida lab laboratory lyme macro marginatus mite parasite pasture penetration pest research reticulatus ricinus scientist sfts specialist sting study sucking test tick tube tularensis vermin vernal