deer ticks couple mating close-up on green leaf background. ixodes ricinus or scapularis

abdomen acari animal babesiosis back background bean below black bloated blood blur body borne borreliosis breeding brown bug carrier castor closeup common copulation copy couple coupling danger deer design detail disease disgusting dog encephalitis engorged entomology fat fed female focus from full gray green health illness immunity infection insect ixodes leaf legged lyme macro male mating medicine meningitis mite natural nobody nopeople pair parasite protection reproduction ricinus risk selective sex space suck tick underside wildlife